sønderborgkommune.dk is a .dk domain served by 4 nameservers (ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org and 1 more). It was registered on 2 February 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.62.237.23 is hosted by TDC Holding A/S (AS3292) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 80.62.237.23 | — | 23.1-126.237.62.80.in-addr.arpa www.sonderborgkommune.dk |
AS3292 | TDC Holding A/S | 80.62.0.0/15 | 🇩🇰 Denmark | Sønderborg |
| TXT Record |
|---|
| v=spf1 include:_spf_a.sonderborg.dk include:_spf_b.sonderborg.dk -all |
| Policy | Record (sønderborgkommune.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf_a.sonderborg.dk include:_spf_b.sonderborg.dk -all |
| Policy | Record (_dmarc.sønderborgkommune.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:653640a21c83d@dmarc.centerasecurity.com; sp=quarantine; fo=1; |
| www CNAME | 80.62.237.23 (all on 237.23) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.sønderborgkommune.dk |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
DNS lookups: 7/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 18 |
| Primary NS (MNAME) | ns1-03.azure-dns.com |
| Responsible (RNAME) | hostmaster@sonderborg.dk |
| Refresh | 900s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2016-02-02 |
| Expires | 2027-02-28 (123d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-04 00:44:53 | 476ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-27 19:57:48 | 695ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-26 19:55:53 | 480ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-26 13:30:15 | 1107ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-23 23:07:38 | 1173ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 22:48:04 | 907ms | 4 NS 1 A 0 MX | ❓ Unknown |
| 2026-06-21 10:07:18 | 674ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-21 00:57:21 | 1166ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 05:23:18 | 7542ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-18 01:56:09 shown | 2122ms | 4 NS 1 A 0 MX | 🔒 Secure |