what-on.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 21 January 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.106.121.199 is hosted by Itm8 A/S (AS62319) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. 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 |
|---|---|---|---|---|---|---|---|
| 193.106.121.199 | 3600s | 193-106-121-199.static.ip.itrelation.dk | AS62319 | Itm8 A/S | 193.106.120.0/22 | 🇩🇰 Denmark | Viby J |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 1 | 443 | webmail.mch.dk |
| TXT Record |
|---|
| HWeb7wDPx6PFRjf9CZvV04oY/ZghT5M72F5kKDWZQIziyUmZVlwvfogowThOtG7X55Wss4WGtb9c0gUP3gX9pw== |
| v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net -all |
| Policy | Record (what-on.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net -all |
| Policy | Record (_dmarc.what-on.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dmarc.d4yysrg8nmifh1hz9pyv@mail.suped.com; ruf=mailto:dmarc.d4yysrg8nmifh1hz9pyv@mail.suped.com; fo=1 |
| www | 193.106.121.199 (AS62319) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026042810 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2008-01-21 |
| Expires | 2027-01-31 (106d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-05 13:56:04 | 1969ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-03 13:33:46 | 1330ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-18 06:06:06 | 1089ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-17 02:54:06 | 2475ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-14 02:52:17 | 947ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-30 22:48:53 | 2343ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-28 23:09:23 | 1550ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 15:47:39 | 916ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-10 20:54:41 | 5741ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-09 19:12:20 | 1657ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-23 09:16:58 | 1410ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-22 06:36:57 | 3355ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-04 16:23:04 | 3754ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-03 15:16:57 | 927ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 06:35:15 | 1041ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 14:12:02 | 1510ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 08:12:47 shown | 661ms | 4 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 07:23:34 | 1352ms | 4 NS 1 A 4 MX | 🔒 Secure |