geo.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.83.145.45 is hosted by Telenor A/S (AS9158) in Denmark. 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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 213.83.145.45 | 3600s | — | AS9158 | Telenor A/S | 213.83.128.0/17 | 🇩🇰 Denmark | Hillerød |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 213.83.145.45 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autodiscover.geo.dk |
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| _acme-challenge.map.gdg.geo.dk. 120 IN TXT AR44rXmq3yjIuASFnmXeHgDKSRugjM45YAX9lZb_DZA |
| _globalsign-domain-verification=adVEqpJLyz1lPYf5Z8_ZUpqkpOOO2Qlau52H0RTNwy |
| _globalsign-domain-verification=KVPFHpMdWWbCoBK9Ei2EQLEmIjjCcazVKOH2Ap3ysS |
| _globalsign-domain-verification=r9x_I0FYP1QNP_B4Eh-Ch6CnOWik4SN7K345ViK9Xm |
| _globalsign-domain-verification=RW2xjAAMVksqNNArS1CqgyYOSSvuEAfHki6UhfIpAy |
| _globalsign-domain-verification=tMiY5lQyoJ7A1loNxgLagfpCbqgYGPy-iucFPrfpK1 |
| _globalsign-domain-verification=yIOJ5So-aopA-My5NNWISYCg1yhnxGXDRlua4ckbnd |
| _globalsign-domain-verification=Zz8gUQMM9uP5m2JKPgCTDMiTFsA2UGQW-vbIfeFRrY |
| google-site-verification=92EhkQHpSEkMTeECsGkVcwQ_cpuwp0PJiOxh2GlyLa0 |
| MS=36DC34A851F70FCE2573004CDD5858F52204F0D1 |
| MS=ms95580244 |
| v=spf1 include:spf.mailanyone.net include:danskgeotekniskforening.dk -all |
| Policy | Record (geo.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.mailanyone.net include:danskgeotekniskforening.dk -all |
| Policy | Record (_dmarc.geo.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dmarc-reports@geo.dk; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | globalsign.com |
| 0 | issue | letsencrypt.org |
| www | 213.83.145.38 (AS9158) (address records, no CNAME) |
| 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 |
DNS lookups: 4/10 · policy: -all
No problems found| 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 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 09:48:54 shown | 1610ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-07 05:20:36 | 1134ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-06 03:33:33 | 2281ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-10 19:50:37 | 780ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-17 06:52:41 | 2028ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-14 08:33:20 | 9217ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-12 18:55:32 | 1471ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-09 12:51:51 | 17662ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-16 14:41:20 | 1203ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 22:41:49 | 1636ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 09:26:37 | 1055ms | 2 NS 1 A 4 MX | 🔒 Secure |