ringmaerkningen.dk is a .dk domain served by 2 nameservers (ns1.ku.dk, ns2.ku.dk). It was registered on 18 June 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.237.173 is hosted by IDDQD-AS (AS1835) in Denmark. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 130.226.237.173 | 3600s | cmslb.adm.ku.dk | AS1835 | IDDQD-AS | 130.226.0.0/16 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 include:bulk.spf.ku.dk include:spf.protection.outlook.com a:unicph-gw.ku.dk a:mail.npkhosting.dk ~all |
| Policy | Record (ringmaerkningen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:bulk.spf.ku.dk include:spf.protection.outlook.com a:unicph-gw.ku.dk a:mail.npkhosting.dk ~all |
| Policy | Record (_dmarc.ringmaerkningen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:upglztho@ag.eu.dmarcadvisor.com; ruf=mailto:upglztho@fr.eu.dmarcadvisor.com; sp=none; fo=1; ri=3600 |
| www CNAME | ringmaerkningen.dk (all on ringmaerkningen.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 4/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026082502 |
| Primary NS (MNAME) | ns1.ku.dk |
| Responsible (RNAME) | hostmaster@adm.ku.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2025-06-18 |
| Expires | 2027-06-17 (241d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 10:21:18 | 1941ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-08 16:49:55 | 1344ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-01 15:57:21 | 1325ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-29 15:36:24 | 1741ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-24 14:30:55 | 1383ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-20 02:31:26 | 1357ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-07 04:24:21 | 1125ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-27 14:18:51 | 1603ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-26 13:33:38 shown | 3351ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-25 07:16:26 | 2190ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-24 05:13:39 | 953ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-23 01:53:11 | 2559ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-22 01:48:07 | 1395ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-21 01:38:45 | 9585ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-14 04:50:22 | 3044ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-06 06:08:13 | 1252ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-04 10:13:19 | 1134ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-23 23:53:17 | 9665ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-17 06:52:29 | 1741ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-09 23:16:23 | 1203ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-03 19:45:07 | 1705ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-28 10:30:56 | 651ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-22 13:52:37 | 1123ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 18:18:31 | 679ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 14:24:13 | 2133ms | 2 NS 1 A 0 MX | 🔓 Insecure |