mjf.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 31 January 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.157.28.118 is hosted by Telenor A/S (AS9158) 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 |
|---|---|---|---|---|---|---|---|
| 217.157.28.118 | 3600s | 118.64-26.28.157.217.in-addr.arpa | AS9158 | Telenor A/S | 217.157.0.0/16 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (mjf.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.mjf.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 193.106.121.199 (AS62319) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| 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 | 2024020264 |
| 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 | 2000-01-31 |
| 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 13:02:21 | 523ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 01:01:52 | 712ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 00:47:38 | 685ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 23:48:30 | 618ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 01:20:36 | 632ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-16 03:04:14 | 1439ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 16:49:15 | 790ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 16:14:35 | 826ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 12:56:11 shown | 3273ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 06:22:36 | 962ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-23 12:23:56 | 9665ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 08:52:35 | 9681ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 20:55:37 | 4343ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 15:45:31 | 2624ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 01:07:17 | 917ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 10:36:13 | 1366ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 00:14:52 | 2800ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 17:28:33 | 2980ms | 4 NS 1 A 0 MX | 🔒 Secure |