esbjergmail.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 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 |
|---|---|---|---|---|---|---|---|
| 217.195.185.220 | 3600s | webhotel12.hostonline.dk | AS31027 | GlobalConnect A/S | 217.195.176.0/20 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscoverredirect.hostonline.dk → 217.195.185.209 |
| TXT Record |
|---|
| v=spf1 a mx include:_spf.hostonline.dk -all |
| Policy | Record (esbjergmail.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:_spf.hostonline.dk -all |
| Policy | Record (_dmarc.esbjergmail.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; aspf=r; |
| www CNAME | esbjergmail.dk (all on esbjergmail.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 | 2026092502 |
| 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 (13d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 09:37:19 | 630ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-11 01:39:18 | 446ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-05 21:24:03 | 1942ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 20:42:57 | 2036ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 20:35:10 | 566ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-26 22:44:43 shown | 2497ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 17:18:12 | 587ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-21 05:24:55 | 907ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-12 09:49:03 | 591ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-12 09:35:32 | 1745ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-08 11:29:57 | 516ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-03 21:35:37 | 518ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 11:16:23 | 555ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-21 12:11:06 | 1984ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-16 20:57:16 | 1129ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-12 15:19:28 | 9939ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-07 23:25:38 | 1434ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-27 09:11:57 | 2332ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-23 04:10:12 | 1184ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-18 00:36:00 | 3229ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-14 00:55:16 | 994ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-07 04:29:45 | 1692ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-03 15:49:19 | 739ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-01 12:25:40 | 700ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-25 02:22:11 | 544ms | 3 NS 1 A 2 MX | 🔒 Secure |