service3.dk is a .dk domain served by 2 nameservers (alex.ns.cloudflare.com, lady.ns.cloudflare.com). It was registered on 5 July 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by service3-dk.mail.protection.outlook.com. 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.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.service3.dk |
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| 4gU/phcWe0rfpPfn+9oEoe/S/D1kQWJ/hf4ys9KUg1o= |
| C992riLJENPm8IpC39P9U+1ElMdtEOc6P8RGOf9V1qY= |
| globalsign-domain-verification=mSXA7stncvmQJZX8yb7Mm1-4jC4Zsj8718Bj-iVAa4 |
| google-site-verification=yYB3jRWnMBTYBSuKAErw6GEyX-ObCeFhKCXfGa0m9I4 |
| mg3pnogK5bOA4EHGCMAyEuBj4Slgk96pWhShbUxHzJgucfu2JXjMTPlLga8LFktM7QGLLBBe1iuaRLAfwet/gQ== |
| MS=ms31444301 |
| v=spf1 mx ip4:77.233.232.237 ipv4:77.233.232.234 ip4:40.68.185.134 include:spf.protection.outlook.com -all |
| Yjxp2SWAtLilBNjk7ay+mqxiAOVMuo8xGjgf3rkyx50= |
| Policy | Record (service3.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ip4:77.233.232.237 ipv4:77.233.232.234 ip4:40.68.185.134 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.service3.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:lg1knfeg@ag.dmarcian-eu.com; ruf=mailto:lg1knfeg@fr.dmarcian-eu.com; |
| www | Exists, no address |
| www vs bare domain | Neither resolves service3.dk: no address www.service3.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-service3-dk._domainkey.service3dk.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-service3-dk._domainkey.service3dk.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 2/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2412028302 |
| Primary NS (MNAME) | alex.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-07-05 |
| Expires | 2027-07-31 (277d) |
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 |
|---|---|---|---|
| 2026-10-25 17:54:20 | 2651ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-22 21:07:45 | 524ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-11 20:50:34 | 1358ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-05 10:31:22 | 3073ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 09:57:04 | 1796ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-29 09:44:12 | 1238ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-11 17:19:11 | 974ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-28 00:47:21 | 1174ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-25 03:59:18 | 1371ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-17 04:20:52 | 1708ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-12 16:28:24 shown | 3682ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-06 08:02:18 | 2136ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-04 21:24:58 | 1964ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-20 11:20:19 | 3950ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-29 14:37:23 | 1379ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-28 20:09:48 | 1011ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-18 14:53:27 | 929ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-18 01:32:04 | 1055ms | 2 NS 0 A 1 MX | 🔒 Secure |