grevebib.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 21 November 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.25.93 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by frontmta.hostedsepo.dk. 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 |
|---|---|---|---|---|---|---|---|
| 130.226.25.93 | 2716s | — | AS1835 | IDDQD-AS | 130.226.0.0/16 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 2716s | frontmta.hostedsepo.dk | 92.43.124.44 | — | AS44398 Itm8 A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| TXT Record |
|---|
| MS=ms25646883 |
| v=spf1 include:_spf65680.spf-protect.dk -all |
| Policy | Record (grevebib.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf65680.spf-protect.dk -all |
| Policy | Record (_dmarc.grevebib.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:67288a59133d8@dmarc-dk.centerasecurity.com; |
| www | 130.226.25.93 (AS1835) (address records, no CNAME) |
| 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: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.frontmta.hostedsepo.dk | DANE-TA · SPKI · SHA-256 | 1E20888F63520C235F8E61FDEA725CCE… |
| SMTP _25._tcp.frontmta.hostedsepo.dk | DANE-EE · SPKI · SHA-256 | F6EC319A6D18F16926CF1DC9D5AFACBE… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026021231 |
| 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 | 1996-11-21 |
| Expires | 2026-12-31 (73d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-06 12:35:34 | 2554ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 10:36:42 | 3012ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 10:30:05 | 8556ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 10:14:16 | 657ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 18:29:52 | 2715ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 16:12:00 | 1015ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 21:55:37 | 685ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 18:44:28 | 616ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 13:37:41 | 1563ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 03:52:29 | 2076ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 03:38:00 | 1657ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-07 07:21:25 | 923ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-24 08:55:09 shown | 949ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-23 08:29:19 | 1235ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-05 17:37:01 | 1716ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 16:32:04 | 2842ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 23:49:34 | 810ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 08:40:52 | 1314ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 06:50:26 | 1018ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 10:50:10 | 493ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:15:48 | 2193ms | 4 NS 1 A 1 MX | 🔒 Secure |