nto.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 2 February 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.72 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by nto-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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.72 | — | linux72.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.98.16.39 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| atlassian-domain-verification=AKKVN4GQSShQKOuMH6sogmA06ThyaE29ZPyCul8zKsEMTct1gCepO2sG0NgIG9lQ |
| google-site-verification=br6F6bqK4FdkbQ15h0hIMkZrKqRPTh_BxUe8p3CwhoI |
| MS=ms13919109 |
| v=spf1 include:spf.protection.outlook.com include:spf.ubivox.com include:spfrerouting.xink.io -all |
| Policy | Record (nto.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.ubivox.com include:spfrerouting.xink.io -all |
| Policy | Record (_dmarc.nto.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:69d5fe4f87507@dmarc-dk.centerasecurity.com; |
| www | 94.231.103.72 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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-nto-dk._domainkey.motusnordic.e-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-nto-dk._domainkey.motusnordic.e-v1.dkim.mail.microsoft | 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: 3/10 · 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 | 2026052201 |
| 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 | 2001-02-02 |
| Expires | 2027-03-31 (164d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 23:14:06 | 1347ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 23:00:42 | 1174ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 18:17:50 | 726ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 10:13:14 | 1567ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 14:39:52 | 1257ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 16:26:18 | 5468ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 10:59:00 | 3618ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 22:20:00 | 1175ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 21:54:57 shown | 1193ms | 4 NS 1 A 1 MX | 🔒 Secure |