dahrin.dk is a .dk domain served by 3 nameservers (ns1.sdu.dk, ns2.sdu.dk, ns3.sdu.dk). It was registered on 6 January 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.225.156.155 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 130.225.156.155 | 600s | — | AS1835 | IDDQD-AS | 130.225.0.0/16 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 7200s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (dahrin.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.dahrin.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:655b353a1f136@dmarc.centerasecurity.com; ruf=mailto:dmarc.reports@sdu.dk; ri=3600 |
| www | 130.225.156.155 (AS1835) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 5-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · 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 | 8326 |
| Primary NS (MNAME) | ns1.sdu.dk |
| Responsible (RNAME) | dns@sdu.dk |
| Refresh | 10800s |
| Retry | 1080s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2022-01-06 |
| Expires | 2027-01-05 (80d) |
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 |
|---|---|---|---|
| 2026-10-14 01:43:38 | 16738ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-12 21:41:13 | 4295ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 14:35:47 | 4309ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 14:35:13 | 16525ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 14:15:31 | 4348ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 20:51:59 | 16457ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 20:29:02 | 4357ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 15:05:14 | 16517ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 14:48:00 | 16443ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 14:19:33 | 17654ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-15 02:57:29 | 9229ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 01:40:58 | 16545ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 07:30:10 | 16447ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 19:30:42 | 16831ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 15:00:16 | 16496ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 04:55:42 | 16449ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 04:35:51 | 3587ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 02:52:25 | 17703ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-22 22:40:26 | 4447ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-18 21:41:31 | 3068ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 01:18:52 | 10888ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 10:25:33 | 4451ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-07 11:38:22 | 4591ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-04 04:20:19 | 6978ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-27 19:49:43 shown | 16486ms | 3 NS 1 A 1 MX | 🔒 Secure |