mad-o-meter.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 6 April 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.171 is hosted by team.blue Denmark A/S (AS48854) 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 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 |
|---|---|---|---|---|---|---|---|
| 185.21.41.171 | 600s | prolinux3.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| _3d1q7rqmnlnmjtnriw6jptxvr10wjkq |
| _atpc2wo4lp3jks7h6xitoosvzj986sy |
| _tveqwpvl4rvkoofbejntixzd82lbr3v |
| v=spf1 -all |
| Policy | Record (mad-o-meter.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.mad-o-meter.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:dmarc-rua@coop.dk; ruf=mailto:dmarc-ruf@coop.dk; aspf=s; adkim=s; fo=1; |
| www CNAME | mad-o-meter.dk (all on mad-o-meter.dk) → 185.21.41.171 (AS48854) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| 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 | 2026031638 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2010-04-06 |
| Expires | 2027-04-30 (194d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 15:43:41 shown | 764ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 15:38:30 | 545ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 01:43:59 | 1749ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 21:19:32 | 546ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 20:03:35 | 650ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 02:58:27 | 948ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 07:43:54 | 993ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 07:23:31 | 560ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 15:56:08 | 2067ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 06:53:32 | 2768ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 01:44:10 | 1030ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 21:27:49 | 9665ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-06 09:20:44 | 1768ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-05 00:12:47 | 1008ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 02:17:35 | 843ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 14:01:30 | 1682ms | 4 NS 1 A 0 MX | 🔒 Secure |