sanborn.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 May 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.sanborn.dk. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 91.226.145.82 | — | sanborn.dk | AS216275 | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mail.sanborn.dk | 91.226.145.82 | sanborn.dk | AS216275 Netnoerden ApS |
| TXT Record |
|---|
| v=spf1 a mx -all |
| Policy | Record (sanborn.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx -all |
| www CNAME | sanborn.dk (all on sanborn.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 2/10 · 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 | 2026061001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2003-05-08 |
| Expires | 2027-05-31 (216d) |
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).
| Domain | Registrar |
|---|---|
| vindelhus.dk | ONE.COM A/S |
| woodzhop.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 12:37:26 | 2484ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-23 06:30:07 | 1863ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-21 16:07:13 | 2075ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-11 13:21:01 | 1827ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 17:55:58 | 6414ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 17:47:54 | 2370ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-14 02:11:27 | 1176ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 00:23:05 | 2493ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 14:19:25 | 8688ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-13 01:12:05 | 2779ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 00:20:53 | 2250ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-12 21:07:55 | 4497ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 03:41:07 | 3569ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 03:21:13 | 1378ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 08:23:01 | 1176ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 00:03:06 shown | 875ms | 2 NS 1 A 1 MX | 🔒 Secure |