ibt.dk is a .dk domain served by 2 nameservers (ns1.ku.dk, ns2.ku.dk). It was registered on 29 October 1987 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 192.38.121.199 is hosted by IDDQD-AS (AS1835) in Denmark. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 192.38.121.199 | 3600s | ibt.ku.dk | AS1835 | IDDQD-AS | 192.38.0.0/17 | 🇩🇰 Denmark | Kongens Lyngby |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | secure.mail.ibt.ku.dk |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (ibt.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.ibt.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:upglztho@ag.eu.dmarcadvisor.com; ruf=mailto:upglztho@fr.eu.dmarcadvisor.com; pct=100; fo=1; ri=3600 |
| www CNAME | ibt.dk (all on ibt.dk) → 192.38.121.199 (AS1835) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026073001 |
| Primary NS (MNAME) | ns1.ku.dk |
| Responsible (RNAME) | hostmaster@adm.ku.dk |
| Refresh | 28800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 1987-10-29 |
| Expires | 2027-06-30 (255d) |
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).
Showing 100 of 145.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 22:47:04 | 1343ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-16 22:41:26 | 2016ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-15 21:27:07 | 1026ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-09 09:58:30 | 2691ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-08 09:27:50 | 905ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-01 03:50:54 | 1048ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-30 03:47:27 | 2248ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-24 06:02:56 | 1290ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-18 19:11:11 | 1223ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-11 16:20:39 | 1743ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-06 19:11:38 | 3979ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-02 21:09:20 | 1341ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-27 21:19:29 | 1645ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-26 19:42:59 | 2345ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-20 18:37:21 | 1345ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-15 04:57:57 | 2065ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-09 13:06:06 | 1492ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-05 12:50:10 shown | 1466ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-23 21:40:48 | 1075ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-17 07:07:41 | 10043ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-15 20:33:33 | 1525ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-03 19:32:22 | 2534ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-25 21:31:38 | 1104ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-22 10:16:49 | 808ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-22 04:17:53 | 1160ms | 0 NS 0 A 0 MX | ❓ Unknown |