gsv.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 May 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 13.51.62.86 is hosted by Amazon.com, Inc. (AS16509) in Sweden. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 13.51.62.86 | 600s | ec2-13-51-62-86.eu-north-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 13.32.0.0/11 | 🇸🇪 Sweden | Stockholm |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autodiscover.outlook.com |
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| _globalsign-domain-verification=nZwVi8ea6rTxg3N4ztoFwQptjQ4py57_qKCoYANywL |
| apple-domain-verification=Yq6B0qQ0XRQBzpKL |
| google-site-verification=-DStdmF-_Dtd3lQ87gO_lH3XrXb0MN5gTcP2baMGgSY |
| google-site-verification=sXgRD7dO4eFCXLEFvaOwa8_-x-lI18lxS5XeyFb-b34 |
| ms-domain-verification=974df531-2de6-4e2c-b5c8-bbda8d079bcf |
| v=spf1 ip4:62.242.43.154 ip4:176.22.80.226 ip4:87.62.81.134 ip4:87.54.16.174 ip4:93.167.224.138 ip4:87.55.239.220 ip4:128.77.189.68 ip4:62.243.225.180 ip4:128.77.211.100 ip4:128.77.141.172 ip4:128.77.189.84 ip4:87.61.116.228 ip4:80.196.214.108 ip4:195.249.116.84 ip4:195.249.116.100 ip4:93.160.59.68 ip4:93.160.59.84 ip4:195.249.116.68 ip4:93.160.59.100 ip4:93.160.59.116 ip4:87.61.116.212 ip4:128.77.204.52 ip4:128.77.204.36 ip4:195.249.116.116 ip4:128.77.211.116 ip4:87.61.116.244 ip4:87.61.116.192 ip4:85.129.83.4 ip4:62.243.129.131 ip4:3.67.54.56 ip4:3.65.81.9 include:spf.sosafe.de include:spf.mailanyone.net include:mailmailmail.net include:_spf.online.superoffice.com include:spf.protection.outlook.com -all |
| Policy | Record (gsv.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:62.242.43.154 ip4:176.22.80.226 ip4:87.62.81.134 ip4:87.54.16.174 ip4:93.167.224.138 ip4:87.55.239.220 ip4:128.77.189.68 ip4:62.243.225.180 ip4:128.77.211.100 ip4:128.77.141.172 ip4:128.77.189.84 ip4:87.61.116.228 ip4:80.196.214.108 ip4:195.249.116.84 ip4:195.249.116.100 ip4:93.160.59.68 ip4:93.160.59.84 ip4:195.249.116.68 ip4:93.160.59.100 ip4:93.160.59.116 ip4:87.61.116.212 ip4:128.77.204.52 ip4:128.77.204.36 ip4:195.249.116.116 ip4:128.77.211.116 ip4:87.61.116.244 ip4:87.61.116.192 ip4:85.129.83.4 ip4:62.243.129.131 ip4:3.67.54.56 ip4:3.65.81.9 include:spf.sosafe.de include:spf.mailanyone.net include:mailmailmail.net include:_spf.online.superoffice.com include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.gsv.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:411e93a49363311@rep.dmarcanalyzer.com,mailto:dmarc_agg@vali.email; |
| www CNAME | gsv.dk (all on gsv.dk) → 13.51.62.86 (AS16509) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u5997138.wl139.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u5997138.wl139.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: 6/10 · policy: -all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092801 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 1997-05-27 |
| Expires | 2027-06-30 (254d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 10:42:18 | 869ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 01:21:41 shown | 1034ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-28 00:42:52 | 831ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 23:41:39 | 889ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-07 00:17:44 | 1140ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-05 16:13:09 | 1784ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-28 08:54:30 | 922ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-13 21:42:00 | 6022ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-11 19:03:06 | 2853ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-07-16 21:14:18 | 1747ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-07-02 12:29:28 | 945ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-06-24 02:46:20 | 949ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-06-23 12:07:26 | 4784ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-06-22 22:40:25 | 958ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:36:03 | 1368ms | 2 NS 3 A 4 MX | 🔒 Secure |