roskilde-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, has no 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 (roskilde-mail.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:_spf.hostonline.dk -all |
| www CNAME | roskilde-mail.dk (all on roskilde-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 07:32:07 shown | 497ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-10 23:13:59 | 1770ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-05 16:41:58 | 2888ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 16:24:17 | 1817ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 16:11:14 | 557ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 18:30:36 | 3160ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-21 02:07:04 | 2683ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-16 07:52:37 | 1836ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-11 22:58:35 | 599ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-07 04:25:12 | 858ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 00:34:16 | 488ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-25 21:44:34 | 9548ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-21 22:58:20 | 1924ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-18 22:00:39 | 3349ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-11 21:54:34 | 3909ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-08 12:32:30 | 1477ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-01 11:53:27 | 2058ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-28 01:09:14 | 889ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-22 22:09:24 | 2530ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-17 18:57:20 | 2624ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-12 16:37:15 | 852ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-07 03:45:09 | 2142ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-03 13:34:08 | 1204ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-28 14:44:10 | 1345ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-18 00:03:56 | 2470ms | 3 NS 1 A 2 MX | 🔒 Secure |