udcit.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.236.16.32 is hosted by Haderslev Kommune (AS198530) in Denmark. Mail is handled by eu-esec-02.heimdalsecurity.com, eu-esec-01.heimdalsecurity.com. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 91.236.16.32 | 86400s | — | AS198530 | Haderslev Kommune | 91.236.16.0/24 | 🇩🇰 Denmark | Haderslev |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.97.153.168 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| _0cjonkjwqk6symtftwddws700265u2u |
| _2n87j87xa3di0joc1bw2safl8s1ownb |
| _448qqvd7uod60folbt5xxb7v3i71xz2 |
| _82luh03101ttwywc4u0wpc3zinndkof |
| _9qhnwmpa0nz2dw02px84w5sh27sm0f0 |
| _b90o40yfzh2l6wyg0rn8xzh4terbfml |
| 4l0ngvjqjkzv9wn9bh2llsfhttdb5n8r |
| uFmtvN1xxVGtxvtSagKZGuN+GWk1uCqW5yMdYzxmvN6m05EvcdPeVoE4/E428iy0U8S0E+hbj9KQ8B0cpFU/Tw== |
| v=spf1 include:spf.protection.outlook.com include:spf-esec.heimdalsecurity.com -all |
| wldk7s8b86ltjyk03c4m17pn9z4l6rx4 |
| Policy | Record (udcit.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf-esec.heimdalsecurity.com -all |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| 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: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.eu-esec-01.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| SMTP _25._tcp.eu-esec-02.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082401 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-23 12:58:22 | 718ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-02 00:35:55 | 727ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 04:11:52 | 835ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-25 05:26:38 shown | 2299ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 19:59:24 | 854ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 02:57:06 | 1096ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 13:55:48 | 2429ms | 2 NS 1 A 2 MX | 🔒 Secure |