ceetec.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 8 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.104 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by ceetec-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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.103.104 | 3600s | linux92.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| 🔶 Autoconfig | 94.231.103.104 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| apple-domain-verification=IJRTe1c0hacncAO4 |
| google-site-verification=Er33jGoSszFjdP4BPtxjYU3lTNM-REAgx_kPOZxubUQ |
| v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all |
| Policy | Record (ceetec.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all |
| Policy | Record (_dmarc.ceetec.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@ceetec.dk; ruf=mailto:dmarc@ceetec.dk; pct=50; sp=reject; ri=84600 |
| www | 94.231.103.104 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-ceetec-dk._domainkey.ceetecdk.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-ceetec-dk._domainkey.ceetecdk.onmicrosoft.com | RSA · ~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
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025121200 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2001-03-08 |
| Expires | 2027-03-31 (164d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 22:27:12 | 2289ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 07:06:40 | 873ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 06:56:52 | 710ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 19:12:41 | 1271ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 14:17:54 shown | 2639ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 20:42:46 | 27995ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 20:09:11 | 596ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 20:01:14 | 2347ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 20:01:14 | 1382ms | 4 NS 1 A 1 MX | 🔒 Secure |