ug.dk is a .dk domain served by 4 nameservers (ns01.stil.dk, ns02.stil.dk, ns03.stil.dk and 1 more). It was registered on 12 June 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.231.240.221 is hosted by Styrelsen for it og laering (AS3240) in Denmark. Mail is handled by mx01.sitnet.dk, mx02.sitnet.dk and 9 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 |
|---|---|---|---|---|---|---|---|
| 195.231.240.221 | 3600s | — | AS3240 | Styrelsen for it og laering | 195.231.224.0/19 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 60s | mx01.sitnet.dk | 194.182.109.217 | mx01.statens-it.dk | AS58282 Statens IT |
| 10 | 60s | mx02.sitnet.dk | 194.182.109.218 | mx02.statens-it.dk | AS58282 Statens IT |
| 10 | 60s | mx03.sitnet.dk | 194.182.109.219 | mx03.statens-it.dk | AS58282 Statens IT |
| 10 | 60s | mx04.sitnet.dk | 194.182.109.220 | mx04.statens-it.dk | AS58282 Statens IT |
| 10 | 60s | mx05.sitnet.dk | 194.182.109.221 | mx05.statens-it.dk | AS58282 Statens IT |
| 10 | 60s | mx06.sitnet.dk | 194.182.109.222 | mx06.statens-it.dk | AS58282 Statens IT |
| 10 | 60s | mx07.sitnet.dk | 194.182.109.223 | mx07.statens-it.dk | AS58282 Statens IT |
| 10 | 60s | mx08.sitnet.dk | 194.182.109.224 | mx08.statens-it.dk | AS58282 Statens IT |
| 20 | 60s | mx5.sitnet.dk | — | — | — |
| 20 | 60s | mx6.sitnet.dk | — | — | — |
| 20 | 60s | mx7.sitnet.dk | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | mail.statens-it.dk → 188.64.157.130 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 100 | 443 | mail.statens-it.dk |
| TXT Record |
|---|
| google-site-verification=s1SDSd67cqyCu1rmv34lu0KaJkjP-lXDhHYmosqAze4 |
| uvmid=A00035 |
| v=spf1 ip4:188.64.157.0/29 include:_spf.sitnet.dk include:spf.mandrillapp.com include:servers.mcsv.net include:spf.ubivox.com ~all |
| Policy | Record (ug.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:188.64.157.0/29 include:_spf.sitnet.dk include:spf.mandrillapp.com include:servers.mcsv.net include:spf.ubivox.com ~all |
| Policy | Record (_dmarc.ug.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com; |
| www | 195.231.240.221 (AS3240) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx01.sitnet.dk | DANE-EE · Full cert · SHA-512 | 8A12C2B7C0B5B6A9B6026C875909858F… |
| SMTP _25._tcp.mx01.sitnet.dk | DANE-EE · Full cert · SHA-512 | 1DFC9477DAE259CF5EC3C684DAAEEA6C… |
| SMTP _25._tcp.mx02.sitnet.dk | DANE-EE · Full cert · SHA-512 | 1DFC9477DAE259CF5EC3C684DAAEEA6C… |
| SMTP _25._tcp.mx02.sitnet.dk | DANE-EE · Full cert · SHA-512 | 8A12C2B7C0B5B6A9B6026C875909858F… |
| SMTP _25._tcp.mx03.sitnet.dk | DANE-EE · Full cert · SHA-512 | 1DFC9477DAE259CF5EC3C684DAAEEA6C… |
| SMTP _25._tcp.mx03.sitnet.dk | DANE-EE · Full cert · SHA-512 | 8A12C2B7C0B5B6A9B6026C875909858F… |
| SMTP _25._tcp.mx04.sitnet.dk | DANE-EE · Full cert · SHA-512 | 8A12C2B7C0B5B6A9B6026C875909858F… |
| SMTP _25._tcp.mx04.sitnet.dk | DANE-EE · Full cert · SHA-512 | 1DFC9477DAE259CF5EC3C684DAAEEA6C… |
| SMTP _25._tcp.mx05.sitnet.dk | DANE-EE · Full cert · SHA-512 | 8A12C2B7C0B5B6A9B6026C875909858F… |
| SMTP _25._tcp.mx05.sitnet.dk | DANE-EE · Full cert · SHA-512 | 1DFC9477DAE259CF5EC3C684DAAEEA6C… |
| SMTP _25._tcp.mx06.sitnet.dk | DANE-EE · Full cert · SHA-512 | 8A12C2B7C0B5B6A9B6026C875909858F… |
| SMTP _25._tcp.mx06.sitnet.dk | DANE-EE · Full cert · SHA-512 | 1DFC9477DAE259CF5EC3C684DAAEEA6C… |
| SMTP _25._tcp.mx07.sitnet.dk | DANE-EE · Full cert · SHA-512 | 8A12C2B7C0B5B6A9B6026C875909858F… |
| SMTP _25._tcp.mx07.sitnet.dk | DANE-EE · Full cert · SHA-512 | 1DFC9477DAE259CF5EC3C684DAAEEA6C… |
| SMTP _25._tcp.mx08.sitnet.dk | DANE-EE · Full cert · SHA-512 | 8A12C2B7C0B5B6A9B6026C875909858F… |
| SMTP _25._tcp.mx08.sitnet.dk | DANE-EE · Full cert · SHA-512 | 1DFC9477DAE259CF5EC3C684DAAEEA6C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092101 |
| Primary NS (MNAME) | ns01.stil.dk |
| Responsible (RNAME) | netdrift@stil.dk |
| Refresh | 900s |
| Retry | 300s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1997-06-12 |
| Expires | 2027-06-30 (256d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 10:52:15 | 18051ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-10-09 00:48:45 | 17354ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-10-01 22:25:52 | 17137ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-09-30 22:16:34 | 4687ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-09-25 03:32:26 | 17101ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-09-24 02:03:33 shown | 17153ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-09-20 01:07:27 | 6400ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-09-12 23:49:56 | 17291ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-09-06 10:39:00 | 17110ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-08-27 22:44:05 | 5121ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-08-27 19:04:42 | 16892ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-08-25 14:52:24 | 4949ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-08-20 03:31:00 | 16598ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-08-13 07:04:07 | 5975ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-08-08 06:06:33 | 6050ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-07-23 17:58:04 | 33734ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-07-17 15:23:18 | 17692ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-07-10 08:08:42 | 6895ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-07-02 11:17:11 | 27369ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-06-25 15:16:00 | 5056ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-06-24 12:44:48 | 5004ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-06-22 04:35:03 | 1137ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 00:02:19 | 1120ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 21:53:20 | 9387ms | 4 NS 1 A 11 MX | 🔒 Secure |
| 2026-06-17 11:32:52 | 5413ms | 4 NS 1 A 11 MX | 🔒 Secure |