kolding-mail.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 4 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.185.220 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by he.hostonline.dk, mx-backup.hostonline.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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 217.195.185.220 | 3600s | webhotel12.hostonline.dk | AS31027 | GlobalConnect A/S | 217.195.176.0/20 | 🇩🇰 Denmark | Tilst |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscoverredirect.hostonline.dk → 217.195.185.209 |
| TXT Record |
|---|
| v=spf1 a mx include:_spf.hostonline.dk -all |
| Policy | Record (kolding-mail.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:_spf.hostonline.dk -all |
| Policy | Record (_dmarc.kolding-mail.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; aspf=r; |
| www CNAME | kolding-mail.dk (all on kolding-mail.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 6/10 · 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 | 2026101502 |
| Primary NS (MNAME) | ns4.hostonline.dk |
| Responsible (RNAME) | hostmaster@hostonline.dk |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 172800s |
| Field | Value |
|---|---|
| Registrar | TS COMPUTER ApS |
| Registered | 2019-10-04 |
| Expires | 2026-10-31 (14d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 22:56:07 shown | 1024ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-10 17:13:58 | 2842ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-09 14:24:09 | 831ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-06 02:35:30 | 2258ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-01 01:39:40 | 621ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 01:21:43 | 431ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 13:56:32 | 613ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-20 03:46:53 | 603ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-14 04:36:01 | 987ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-06 00:52:42 | 631ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-03 00:18:43 | 684ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-31 20:25:15 | 612ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 17:35:06 | 1321ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-24 22:00:50 | 34834ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-21 19:39:03 | 1542ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-17 06:42:01 | 9155ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-11 07:55:38 | 3121ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-07 15:50:54 | 25439ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-01 04:36:58 | 3924ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-27 12:11:52 | 933ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-23 06:40:15 | 847ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-18 04:37:03 | 17766ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-14 12:52:29 | 8646ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-07 09:07:48 | 965ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-02 14:05:24 | 1849ms | 3 NS 1 A 2 MX | 🔒 Secure |