gymund.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 25 March 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns07.sac-it.dk | 85.235.243.63 | ns07.sac-it.dk | AS3308 Norlys Telco A/S |
| ns08.sac-it.dk | 128.76.60.63 | ns08.sac-it.dk | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.233.255.199 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| Cvc4Ldeu0ip2nyPU2CA+YPNfn7h0xYBWtWdLa4F5dYc= |
| globalsign-domain-verification=4B95BCCDD53ABFF9C599CD6E0C298753 |
| MS=ms25574209 |
| v=spf1 ip4:77.233.255.199 include:spf.mailanyone.net include:spf.mandrillapp.com include:servers.mcsv.net include:_spf.centerasecurity.dk include:spf.protection.outlook.com -all |
| Policy | Record (gymund.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:77.233.255.199 include:spf.mailanyone.net include:spf.mandrillapp.com include:servers.mcsv.net include:_spf.centerasecurity.dk include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.gymund.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:6622323b3734d@dmarc-dk.centerasecurity.com; ruf=mailto:admin@gymund.dk; rf=afrf; pct=100 |
| www | Exists, no address |
| www vs bare domain | Neither resolves gymund.dk: no address www.gymund.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 5/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026102201 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@gymund.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | SAC-IT A/S |
| Registered | 2009-03-25 |
| Expires | 2027-03-31 (159d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 02:07:00 shown | 609ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-10-15 08:01:17 | 2761ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-10-08 12:21:40 | 3487ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-10-01 23:42:52 | 1336ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-09-24 22:03:37 | 1662ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-09-17 18:56:57 | 2199ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-09-15 04:15:19 | 2351ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-09-04 06:13:52 | 1452ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-28 01:03:01 | 1147ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-27 00:37:01 | 1680ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-20 16:53:19 | 12154ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-16 01:20:01 | 7607ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-07 03:51:57 | 1657ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-07-31 08:42:49 | 9541ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-07-24 03:10:58 | 3714ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-07-16 12:50:09 | 9345ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-07-13 09:28:51 | 9748ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-07-03 10:33:58 | 838ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-06-29 22:34:45 | 987ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-06-26 07:34:26 | 855ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-06-24 18:59:46 | 3920ms | 2 NS 0 A 4 MX | ⚠️ Bogus |
| 2026-06-23 01:54:30 | 1130ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 12:33:13 | 1156ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-06-17 10:08:55 | 3626ms | 2 NS 0 A 4 MX | 🔒 Secure |