skfposten.dk is a .dk domain served by 3 nameservers (dns0.kyber.dk, dns1.kyber.dk, dns2.kyber.dk). It was registered on 8 May 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.62.101.154 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by skfposten.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 87.62.101.154 | 86400s | 0x573e659a.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.62.0.0/15 | 🇩🇰 Denmark | Fredericia |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 25 | 86400s | skfposten.dk | 87.62.101.154 | 0x573e659a.static.cust.fastspeed.dk | AS3292 TDC Holding A/S |
| TXT Record |
|---|
| v=spf1 a mx -all |
| Policy | Record (skfposten.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx -all |
| Policy | Record (_dmarc.skfposten.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; adkim=s; aspf=s; rua=mailto:mail@skfposten.dk; sp=reject |
| www CNAME | skfposten.dk (all on skfposten.dk) → 87.62.101.154 (AS3292) |
| 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 |
|---|---|---|
| — | 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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026070901 |
| Primary NS (MNAME) | dns0.kyber.dk |
| Responsible (RNAME) | tech@peytz.dk |
| Refresh | 10800s |
| Retry | 1800s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Domænehajen ApS |
| Registered | 2008-05-08 |
| Expires | 2027-05-31 (225d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 12:54:17 | 1249ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 01:10:15 | 2887ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 00:24:46 | 1311ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 00:16:48 | 672ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 02:55:37 | 697ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 03:57:32 | 556ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 09:21:00 | 1449ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 08:40:08 | 1742ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-14 07:33:07 | 1580ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 19:48:19 | 1045ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 00:08:53 | 551ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 23:10:18 | 3646ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 05:59:13 | 2845ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 05:06:16 | 1252ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 15:00:47 | 1043ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 05:54:42 | 1094ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 07:49:11 | 1742ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-23 03:47:38 | 837ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-17 02:17:52 | 9498ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-15 08:16:11 shown | 790ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-29 21:51:20 | 791ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 02:27:39 | 2774ms | 3 NS 1 A 1 MX | 🔓 Insecure |