gundorph.dk is a .dk domain served by 2 nameservers (elle.ns.cloudflare.com, skip.ns.cloudflare.com). It was registered on 11 February 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.74.158 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.gundorph.dk. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.74.158 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.159.219 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 1 | 300s | mail.gundorph.dk | 195.242.131.64 | web2.e-studio.dk | AS62121 Christian Ebsen ApS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 195.242.131.64 |
| 🔶 Autoconfig | 195.242.131.64 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:4a9e | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::ac43:9fdb | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.74.158,172.67.159.219 ech=AEX+DQBBXgAgACBFkXf2g8cZEHEfcVxipO9f9rntT2WtiIT47PNx7LE5NAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:4a9e,2606:4700:3033::ac43:9fdb |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| google-site-verification=DxkAfNKlGaoMNJrkR898gFSmQJAIz4LpZgoy40jUa6M |
| v=spf1 include:_spf.e-studio.dk ~all |
| Policy | Record (gundorph.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.e-studio.dk ~all |
| Policy | Record (_dmarc.gundorph.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:postmaster@gundorph.dk; ruf=mailto:postmaster@gundorph.dk; fo=1; |
| www | 104.21.74.158 172.67.159.219 2606:4700:3030::6815:4a9e 2606:4700:3033::ac43:9fdb (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network gundorph.dk: 104.21.74.158 172.67.159.219 2606:4700:3030::6815:4a9e 2606:4700:3033::ac43:9fdb (AS13335) www.gundorph.dk: 104.21.74.158 172.67.159.219 2606:4700:3030::6815:4a9e 2606:4700:3033::ac43:9fdb (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~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: 1/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2410625117 |
| Primary NS (MNAME) | elle.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-02-11 |
| Expires | 2036-03-31 (3451d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| gundorphmedia.dk | Punktum dk A/S (direct) |
| natterdal.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 04:48:14 | 1499ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-15 02:36:00 | 785ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-06 09:17:46 | 966ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-01 07:38:39 | 639ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-28 06:59:00 | 637ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-26 06:19:45 | 751ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 05:39:33 | 1183ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-05 12:49:46 | 1303ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-27 21:20:36 | 546ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-21 10:40:32 | 8842ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-18 08:29:40 | 2535ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-06 12:12:04 | 8903ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-27 18:11:11 shown | 1637ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-19 15:41:41 | 25160ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-13 17:27:20 | 8954ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-28 19:04:52 | 876ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 10:00:43 | 8914ms | 2 NS 2 A 1 MX | 🔒 Secure |