检查结果： sidn.nl
-
sidn.nl 是在线的
额外信息 针对 https://sidn.nl
Technical Information
| HTTP Status Code | 200 |
|---|---|
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 34.111.90.63 |
| Server Software | openresty |
| Compression | gzip |
| 🔒 🟡 Mixed Content (2 HTTP resources) | The page is served over HTTPS but loads 2 resource(s) over HTTP. This may be blocked in modern browsers. |
| 🕐 🟡 Slow Response (2037 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 34.111.90.63
Server Software openresty
Compression gzip
🔒 🟡 Mixed Content (2 HTTP resources) The page is served over HTTPS but loads 2 resource(s) over HTTP. This may be blocked in modern browsers.
🕐 🟡 Slow Response (2037 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 34.111.90.63
Server Software openresty
Compression gzip
🔒 🟡 Mixed Content (2 HTTP resources) The page is served over HTTPS but loads 2 resource(s) over HTTP. This may be blocked in modern browsers.
🕐 🟡 Slow Response (2037 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
Redirect Chain
| # | URL | HTTP Status Code | Status |
|---|---|---|---|
| 1 | https://sidn.nl:443 | 301 | HTTP/2 301 |
| 2 | https://www.sidn.nl/ | 200 | HTTP/2 200 |
#1 URL https://sidn.nl:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.sidn.nl/
HTTP Status Code 200
Status HTTP/2 200
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.sidn.nl/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 28 ms |
|---|---|
| TCP Connect | 30.5 ms |
| TLS Handshake | 12.1 ms |
| Time To First Byte (TTFB) | 2035.9 ms |
| Content Download | 0.8 ms |
| Total Response Time | 2036.7 ms |
DNS Lookup 28 ms
TCP Connect 30.5 ms
TLS Handshake 12.1 ms
Time To First Byte (TTFB) 2035.9 ms
Content Download 0.8 ms
Total Response Time 2036.7 ms
TCP Connect 30.5 ms
TLS Handshake 12.1 ms
Time To First Byte (TTFB) 2035.9 ms
Content Download 0.8 ms
Total Response Time 2036.7 ms
Security
| HTTPS | ✔ Enabled |
|---|---|
| HSTS | ✔ max-age=63113904 |
| CSP | ✔ Configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | strict-origin-when-cross-origin |
| Permissions Policy | ✔ Configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=63113904
CSP ✔ Configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Referrer Policy strict-origin-when-cross-origin
Permissions Policy ✔ Configured
HTTP/2 ⚠ HTTP/1.1
HSTS ✔ max-age=63113904
CSP ✔ Configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Referrer Policy strict-origin-when-cross-origin
Permissions Policy ✔ Configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Zorgeloos online | SIDN |
|---|---|
| Meta Description | Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking. |
| Canonical | https://www.sidn.nl/ |
| Open Graph Title | Zorgeloos online | SIDN |
| Open Graph Description | Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking. |
| Open Graph Image | https://images.ctfassets.net/yj8364fopk6s/7AMIC9dMAQf94To... |
| Twitter Card | summary_large_image |
| Twitter Title | Zorgeloos online | SIDN |
| Twitter Description | Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking. |
| Twitter Image | https://images.ctfassets.net/yj8364fopk6s/7AMIC9dMAQf94To... |
Title Zorgeloos online | SIDN
Meta Description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Canonical https://www.sidn.nl/
Open Graph Title Zorgeloos online | SIDN
Open Graph Description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Open Graph Image https://images.ctfassets.net/yj8364fopk6s/7AMIC9dMAQf94To...
Twitter Card summary_large_image
Twitter Title Zorgeloos online | SIDN
Twitter Description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Twitter Image https://images.ctfassets.net/yj8364fopk6s/7AMIC9dMAQf94To...
Meta Description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Canonical https://www.sidn.nl/
Open Graph Title Zorgeloos online | SIDN
Open Graph Description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Open Graph Image https://images.ctfassets.net/yj8364fopk6s/7AMIC9dMAQf94To...
Twitter Card summary_large_image
Twitter Title Zorgeloos online | SIDN
Twitter Description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Twitter Image https://images.ctfassets.net/yj8364fopk6s/7AMIC9dMAQf94To...
Detected Technologies
| Technology | Google Analytics |
|---|
Technology Google Analytics
HTTP Headers
| Server | openresty |
|---|---|
| Date | Fri, 28 Aug 2026 03:31:57 GMT |
| Content-type | text/html |
| Vary | Accept-Encoding |
| Content-security-policy | base-uri 'self' https://www.sidn.nl https://www.sidnlabs.nl;default-src 'self';connect-src 'self' https://*.algolia.net https://*.algolianet.com https://*.dynamics.com https://*.europe-west4.run.app https://*.facebook.com https://*.googleapis.com https://*.googlesyndication.com https://*.linkedin.com https://*.linkedin.oribi.io https://*.piwik.pro https://*.recruitee.com https://*.sidn.nl https://sidn.nl https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.usmedia.nl https://api.opencagedata.com https://vimeo.com https://www.google.com https://*.run.app https://sidn.mosparo.usmedia.nl;font-src 'self' data: https://*.googleapis.com https://*.gstatic.com https://*.piwik.pro https://*.twitter.com https://*.typeform.com https://vimeo.com;form-action 'self' https://*.dynamics.com https://*.mailplus.nl https://internet.nl https://sidn.activehosted.com https://sidn.recruitee.com;frame-ancestors 'none';frame-src 'self' https://*.azureedge.net https://*.doubleclick.net https://*.dynamics.com https://*.google.com https://*.googleapis.com https://*.sidnlabs.nl https://*.spotify.com https://*.twitter.com https://*.typeform.com https://*.vimeo.com https://*.tmrrw.nl https://anchor.fm https://www.facebook.com https://www.youtube.com;img-src 'self' data: https://*.domain-registry.nl https://*.doubleclick.net https://*.europe-west4.run.app https://*.google.com https://*.google.nl https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.piwik.pro https://*.sidn.nl https://*.sidnlabs.nl https://*.statcounter.com https://*.twimg.com https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.usmedia.nl https://*.viglink.com https://*.vimeocdn.com https://*.youtube.com https://*.ytimg.com https://downloads.ctfassets.net https://images.ctfassets.net https://static.mailplus.nl https://vimeo.com https://www.facebook.com/ https://sidn.mosparo.usmedia.nl;object-src 'none';script-src 'self' 'unsafe-eval' 'unsafe-inline' https://*.azureedge.net https://*.bizographics.com https://*.cloudfront.net https://*.creative-serving.com https://*.doubleclick.net https://*.dynamics.com https://*.google.com https://*.google.nl https://*.googleadservices.com https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.mailplus.nl https://*.piwik.pro https://*.statcounter.com https://*.twimg.com https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.ytimg.com https://connect.facebook.net https://sidn.activehosted.com https://vimeo.com https://www.youtube.com https://sidn.mosparo.usmedia.nl;script-src-elem 'self' 'unsafe-eval' 'unsafe-inline' https://sidn.activehosted.com https://*.azureedge.net https://*.cloudfront.net https://*.doubleclick.net https://*.googleadservices.com https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.mailplus.nl https://*.piwik.pro https://*.sidn.nl https://sidn.nl https://*.twitter.com https://*.usercentrics.eu https://*.ytimg.com https://vimeo.com https://www.youtube.com https://sidn.mosparo.usmedia.nl;style-src 'self' 'unsafe-inline' https://*.google.com https://*.googleapis.com https://*.gstatic.com https://*.mailplus.nl https://*.piwik.pro https://*.twitter.com https://*.typeform.com https://sidn.mosparo.usmedia.nl;report-to default;report-uri https://sidn-nl.uriports.com/reports/report |
| Referrer-policy | strict-origin-when-cross-origin |
| Strict-transport-security | max-age=63113904 |
| X-content-type-options | nosniff |
| X-dns-prefetch-control | off |
| X-frame-options | SAMEORIGIN |
| X-permitted-cross-domain-policies | none |
| X-xss-protection | 0 |
| Permissions-policy | camera=(), microphone=() |
| Reporting-endpoints | default="https://sidn-nl.uriports.com/reports" |
| Nel | {"report_to":"default","max_age":2592000,"include_subdomains":true,"failure_fraction":1.0} |
| Cross-origin-embedder-policy-report-only | unsafe-none; report-to="default" |
| Cross-origin-opener-policy-report-only | unsafe-none; report-to="default" |
| Last-modified | Thu, 27 Aug 2026 09:52:29 GMT |
| Cache-control | max-age=600 |
| Content-encoding | gzip |
| X-cloud-trace-context | 755f637b6742887b4a5e22b40e820d0e |
| Via | 1.1 google |
| Alt-svc | h3=":443"; ma=2592000,h3-29=":443"; ma=2592000 |
Meta Tags
| X-UA-Compatible | IE=edge |
|---|---|
| Viewport | width=device-width,initial-scale=1 |
| Facebook-domain-verification | w1babi01rsbzxh7wtvq6njcc9q6wrr |
| Description | Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking. |
| Article:publisher | SIDN - Het bedrijf achter .nl |
| Msapplication-TileColor | #ffffff |
| Msapplication-config | https://www.sidn.nl/assets/3290feeb344ae12b083fc341fafe2a95/img/favicons/browserconfig.xml |
| Theme-color | #ffffff |
Server openresty
Date Fri, 28 Aug 2026 03:31:57 GMT
Content-type text/html
Vary Accept-Encoding
Content-security-policy base-uri 'self' https://www.sidn.nl https://www.sidnlabs.nl;default-src 'self';connect-src 'self' https://*.algolia.net https://*.algolianet.com https://*.dynamics.com https://*.europe-west4.run.app https://*.facebook.com https://*.googleapis.com https://*.googlesyndication.com https://*.linkedin.com https://*.linkedin.oribi.io https://*.piwik.pro https://*.recruitee.com https://*.sidn.nl https://sidn.nl https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.usmedia.nl https://api.opencagedata.com https://vimeo.com https://www.google.com https://*.run.app https://sidn.mosparo.usmedia.nl;font-src 'self' data: https://*.googleapis.com https://*.gstatic.com https://*.piwik.pro https://*.twitter.com https://*.typeform.com https://vimeo.com;form-action 'self' https://*.dynamics.com https://*.mailplus.nl https://internet.nl https://sidn.activehosted.com https://sidn.recruitee.com;frame-ancestors 'none';frame-src 'self' https://*.azureedge.net https://*.doubleclick.net https://*.dynamics.com https://*.google.com https://*.googleapis.com https://*.sidnlabs.nl https://*.spotify.com https://*.twitter.com https://*.typeform.com https://*.vimeo.com https://*.tmrrw.nl https://anchor.fm https://www.facebook.com https://www.youtube.com;img-src 'self' data: https://*.domain-registry.nl https://*.doubleclick.net https://*.europe-west4.run.app https://*.google.com https://*.google.nl https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.piwik.pro https://*.sidn.nl https://*.sidnlabs.nl https://*.statcounter.com https://*.twimg.com https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.usmedia.nl https://*.viglink.com https://*.vimeocdn.com https://*.youtube.com https://*.ytimg.com https://downloads.ctfassets.net https://images.ctfassets.net https://static.mailplus.nl https://vimeo.com https://www.facebook.com/ https://sidn.mosparo.usmedia.nl;object-src 'none';script-src 'self' 'unsafe-eval' 'unsafe-inline' https://*.azureedge.net https://*.bizographics.com https://*.cloudfront.net https://*.creative-serving.com https://*.doubleclick.net https://*.dynamics.com https://*.google.com https://*.google.nl https://*.googleadservices.com https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.mailplus.nl https://*.piwik.pro https://*.statcounter.com https://*.twimg.com https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.ytimg.com https://connect.facebook.net https://sidn.activehosted.com https://vimeo.com https://www.youtube.com https://sidn.mosparo.usmedia.nl;script-src-elem 'self' 'unsafe-eval' 'unsafe-inline' https://sidn.activehosted.com https://*.azureedge.net https://*.cloudfront.net https://*.doubleclick.net https://*.googleadservices.com https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.mailplus.nl https://*.piwik.pro https://*.sidn.nl https://sidn.nl https://*.twitter.com https://*.usercentrics.eu https://*.ytimg.com https://vimeo.com https://www.youtube.com https://sidn.mosparo.usmedia.nl;style-src 'self' 'unsafe-inline' https://*.google.com https://*.googleapis.com https://*.gstatic.com https://*.mailplus.nl https://*.piwik.pro https://*.twitter.com https://*.typeform.com https://sidn.mosparo.usmedia.nl;report-to default;report-uri https://sidn-nl.uriports.com/reports/report
Referrer-policy strict-origin-when-cross-origin
Strict-transport-security max-age=63113904
X-content-type-options nosniff
X-dns-prefetch-control off
X-frame-options SAMEORIGIN
X-permitted-cross-domain-policies none
X-xss-protection 0
Permissions-policy camera=(), microphone=()
Reporting-endpoints default="https://sidn-nl.uriports.com/reports"
Nel {"report_to":"default","max_age":2592000,"include_subdomains":true,"failure_fraction":1.0}
Cross-origin-embedder-policy-report-only unsafe-none; report-to="default"
Cross-origin-opener-policy-report-only unsafe-none; report-to="default"
Last-modified Thu, 27 Aug 2026 09:52:29 GMT
Cache-control max-age=600
Content-encoding gzip
X-cloud-trace-context 755f637b6742887b4a5e22b40e820d0e
Via 1.1 google
Alt-svc h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
Date Fri, 28 Aug 2026 03:31:57 GMT
Content-type text/html
Vary Accept-Encoding
Content-security-policy base-uri 'self' https://www.sidn.nl https://www.sidnlabs.nl;default-src 'self';connect-src 'self' https://*.algolia.net https://*.algolianet.com https://*.dynamics.com https://*.europe-west4.run.app https://*.facebook.com https://*.googleapis.com https://*.googlesyndication.com https://*.linkedin.com https://*.linkedin.oribi.io https://*.piwik.pro https://*.recruitee.com https://*.sidn.nl https://sidn.nl https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.usmedia.nl https://api.opencagedata.com https://vimeo.com https://www.google.com https://*.run.app https://sidn.mosparo.usmedia.nl;font-src 'self' data: https://*.googleapis.com https://*.gstatic.com https://*.piwik.pro https://*.twitter.com https://*.typeform.com https://vimeo.com;form-action 'self' https://*.dynamics.com https://*.mailplus.nl https://internet.nl https://sidn.activehosted.com https://sidn.recruitee.com;frame-ancestors 'none';frame-src 'self' https://*.azureedge.net https://*.doubleclick.net https://*.dynamics.com https://*.google.com https://*.googleapis.com https://*.sidnlabs.nl https://*.spotify.com https://*.twitter.com https://*.typeform.com https://*.vimeo.com https://*.tmrrw.nl https://anchor.fm https://www.facebook.com https://www.youtube.com;img-src 'self' data: https://*.domain-registry.nl https://*.doubleclick.net https://*.europe-west4.run.app https://*.google.com https://*.google.nl https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.piwik.pro https://*.sidn.nl https://*.sidnlabs.nl https://*.statcounter.com https://*.twimg.com https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.usmedia.nl https://*.viglink.com https://*.vimeocdn.com https://*.youtube.com https://*.ytimg.com https://downloads.ctfassets.net https://images.ctfassets.net https://static.mailplus.nl https://vimeo.com https://www.facebook.com/ https://sidn.mosparo.usmedia.nl;object-src 'none';script-src 'self' 'unsafe-eval' 'unsafe-inline' https://*.azureedge.net https://*.bizographics.com https://*.cloudfront.net https://*.creative-serving.com https://*.doubleclick.net https://*.dynamics.com https://*.google.com https://*.google.nl https://*.googleadservices.com https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.mailplus.nl https://*.piwik.pro https://*.statcounter.com https://*.twimg.com https://*.twitter.com https://*.typeform.com https://*.usercentrics.eu https://*.ytimg.com https://connect.facebook.net https://sidn.activehosted.com https://vimeo.com https://www.youtube.com https://sidn.mosparo.usmedia.nl;script-src-elem 'self' 'unsafe-eval' 'unsafe-inline' https://sidn.activehosted.com https://*.azureedge.net https://*.cloudfront.net https://*.doubleclick.net https://*.googleadservices.com https://*.googleapis.com https://*.gstatic.com https://*.licdn.com https://*.linkedin.com https://*.mailplus.nl https://*.piwik.pro https://*.sidn.nl https://sidn.nl https://*.twitter.com https://*.usercentrics.eu https://*.ytimg.com https://vimeo.com https://www.youtube.com https://sidn.mosparo.usmedia.nl;style-src 'self' 'unsafe-inline' https://*.google.com https://*.googleapis.com https://*.gstatic.com https://*.mailplus.nl https://*.piwik.pro https://*.twitter.com https://*.typeform.com https://sidn.mosparo.usmedia.nl;report-to default;report-uri https://sidn-nl.uriports.com/reports/report
Referrer-policy strict-origin-when-cross-origin
Strict-transport-security max-age=63113904
X-content-type-options nosniff
X-dns-prefetch-control off
X-frame-options SAMEORIGIN
X-permitted-cross-domain-policies none
X-xss-protection 0
Permissions-policy camera=(), microphone=()
Reporting-endpoints default="https://sidn-nl.uriports.com/reports"
Nel {"report_to":"default","max_age":2592000,"include_subdomains":true,"failure_fraction":1.0}
Cross-origin-embedder-policy-report-only unsafe-none; report-to="default"
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Last-modified Thu, 27 Aug 2026 09:52:29 GMT
Cache-control max-age=600
Content-encoding gzip
X-cloud-trace-context 755f637b6742887b4a5e22b40e820d0e
Via 1.1 google
Alt-svc h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
X-UA-Compatible IE=edge
Viewport width=device-width,initial-scale=1
Facebook-domain-verification w1babi01rsbzxh7wtvq6njcc9q6wrr
Description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Og:type article
Og:title Zorgeloos online | SIDN
Og:description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Og:url https://www.sidn.nl/
Og:site_name SIDN - Het bedrijf achter .nl
Article:publisher SIDN - Het bedrijf achter .nl
Og:image
Og:image:secure_url
Og:image:width 1200
Og:image:height 630
Og:image:alt Zorgeloos online - fallback-logo
Twitter:card summary_large_image
Twitter:title Zorgeloos online | SIDN
Twitter:description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Twitter:site @SIDN
Twitter:creator @SIDN
Twitter:image
Msapplication-TileColor #ffffff
Msapplication-config https://www.sidn.nl/assets/3290feeb344ae12b083fc341fafe2a95/img/favicons/browserconfig.xml
Theme-color #ffffff
Viewport width=device-width,initial-scale=1
Facebook-domain-verification w1babi01rsbzxh7wtvq6njcc9q6wrr
Description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Og:type article
Og:title Zorgeloos online | SIDN
Og:description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Og:url https://www.sidn.nl/
Og:site_name SIDN - Het bedrijf achter .nl
Article:publisher SIDN - Het bedrijf achter .nl
Og:image
Og:image:secure_url
Og:image:width 1200
Og:image:height 630
Og:image:alt Zorgeloos online - fallback-logo
Twitter:card summary_large_image
Twitter:title Zorgeloos online | SIDN
Twitter:description Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Twitter:site @SIDN
Twitter:creator @SIDN
Twitter:image
Msapplication-TileColor #ffffff
Msapplication-config https://www.sidn.nl/assets/3290feeb344ae12b083fc341fafe2a95/img/favicons/browserconfig.xml
Theme-color #ffffff
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