saustrup.dk is a .dk domain served by 4 nameservers (ns0.incrediblebits.net, ns1.incrediblebits.net, ns2.incrediblebits.net and 1 more). It was registered on 6 April 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 88.198.10.86 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mx0.feltpost.com, mx1.feltpost.com and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 88.198.10.86 | 300s | node11.midgaard.incrediblebits.net | AS24940 | Hetzner Online GmbH | 88.198.0.0/16 | 🇩🇪 Germany | Falkenstein |
| 88.198.23.111 | 300s | node10.midgaard.incrediblebits.net | AS24940 | Hetzner Online GmbH | 88.198.0.0/16 | 🇩🇪 Germany | Falkenstein |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:222:2484::2 | 300s | node10.midgaard.incrediblebits.net | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| 2a01:4f8:222:2985::2 | 300s | node11.midgaard.incrediblebits.net | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| v=spf1 include:feltpost.com -all |
| Policy | Record (saustrup.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:feltpost.com -all |
| www | 88.198.10.86 88.198.23.111 2a01:4f8:222:2484::2 2a01:4f8:222:2985::2 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network saustrup.dk: 88.198.10.86 88.198.23.111 2a01:4f8:222:2484::2 2a01:4f8:222:2985::2 (AS24940) www.saustrup.dk: 88.198.10.86 88.198.23.111 2a01:4f8:222:2484::2 2a01:4f8:222:2985::2 (AS24940) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 6/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.saustrup.dk | 6WRZhmKzXfIpjU3spzIznRDmDXxcV9qkV8KxeNEeRqA |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100761 |
| Primary NS (MNAME) | ns0.incrediblebits.net |
| Responsible (RNAME) | hostmaster@incrediblebits.net |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-04-06 |
| Expires | 2027-08-31 (317d) |
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 |
|---|---|---|---|
| 2026-10-18 00:52:05 | 1179ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-17 00:16:49 | 1261ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-15 22:14:42 | 2747ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-14 19:40:06 | 4311ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-13 18:29:23 | 2571ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-12 18:12:21 | 3738ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-11 17:50:27 | 2547ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-10 16:17:01 | 1927ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-09 14:07:42 | 4786ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-09 14:01:21 | 1284ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-08 12:19:23 | 1959ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-07 12:10:05 | 2464ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-06 11:19:42 | 1089ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-05 09:30:29 | 1536ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-04 09:15:56 | 2417ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-03 09:12:21 shown | 1962ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-02 09:10:34 | 3473ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-01 09:01:21 | 1447ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-30 08:53:35 | 1281ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-29 08:45:47 | 2433ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-28 08:23:33 | 1628ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-27 20:53:58 | 1249ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-26 20:48:11 | 1602ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-25 20:03:46 | 1513ms | 4 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-24 19:58:38 | 1072ms | 4 NS 2 A 3 MX | 🔒 Secure |