srv1.dk is a .dk domain served by 3 nameservers (ns1.srv1.dk, ns2.srv1.dk, ns3.srv1.dk). It was registered on 25 August 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.110.90 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.smtp.goog, mx2.smtp.goog and 2 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.110.90 | 600s | tb1.srv1.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 86400s | mx1.smtp.goog | 2001:4860:4802:32::97 216.239.32.151 |
— — |
AS15169 Google LLC AS15169 Google LLC |
| 5 | 86400s | mx2.smtp.goog | 2001:4860:4802:34::97 216.239.34.151 |
— — |
AS15169 Google LLC AS15169 Google LLC |
| 10 | 86400s | mx3.smtp.goog | 2001:4860:4802:36::97 216.239.36.151 |
— — |
AS15169 Google LLC AS15169 Google LLC |
| 10 | 86400s | mx4.smtp.goog | 2001:4860:4802:38::97 216.239.38.151 |
— — |
AS15169 Google LLC AS15169 Google LLC |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2338:ff00::887:1 | 600s | zitcom.srv1.dk | AS48854 | team.blue Denmark A/S | 2a02:2338:0:0:0:0:0:0/32 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| google-site-verification=QOkqsFws68SmsoOAcoQeVLr4o30Mw4-7uK_Jpes5EAU |
| v=spf1 include:_spf.google.com include:sendgrid.net -all |
| Policy | Record (srv1.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.google.com include:sendgrid.net -all |
| Policy | Record (_dmarc.srv1.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:mailauth-reports@srv1.dk; ruf=mailto:mailauth-reports-ruf@srv1.dk; fo=1 |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:caa-reports@srv1.dk |
| 0 | issue | letsencrypt.org |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~2048 bit | |
| s1 | s1.domainkey.u539617.wl118.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u539617.wl118.sendgrid.net | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2018072908 |
| Primary NS (MNAME) | ns1.srv1.dk |
| Responsible (RNAME) | dns@srv1.dk |
| Refresh | 14400s |
| Retry | 600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2013-08-25 |
| Expires | 2033-04-30 (2383d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 05:37:23 | 2849ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 12:00:49 | 2354ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 03:35:53 | 1293ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 03:15:24 | 4100ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-13 14:51:31 | 12210ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-08 18:23:46 shown | 12807ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-17 23:06:26 | 10588ms | 3 NS 1 A 4 MX | 🔒 Secure |