ufds.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.217.249 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by ufds-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 |
|---|---|---|---|---|---|---|---|
| 178.20.217.249 | 600s | vps.simpledigital.dk | AS21060 | Atea A/S | 178.20.216.0/23 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms89111750 |
| v=spf1 include:spf.crsend.com include:sendersrv.com include:spf.spamfilter.io include:spf.protection.outlook.com ip4:185.170.28.116 ip4:13.80.107.172 ip4:20.71.55.19 ip4:185.158.62.19 ~all |
| Policy | Record (ufds.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.crsend.com include:sendersrv.com include:spf.spamfilter.io include:spf.protection.outlook.com ip4:185.170.28.116 ip4:13.80.107.172 ip4:20.71.55.19 ip4:185.158.62.19 ~all |
| Policy | Record (_dmarc.ufds.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www CNAME | ufds.dk (all on ufds.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | RSA · ~2048 bit |
| selector1 | selector1-ufds-dk._domainkey.ufdsgf.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: 5/10 · 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 | 2026062601 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1997-10-02 |
| Expires | 2026-12-31 (72d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 21:13:27 | 1200ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 16:03:28 | 1367ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 15:51:39 | 1185ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 13:52:37 | 1613ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 02:44:16 | 1065ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-31 15:36:43 | 2105ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 15:21:08 | 1224ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-12 06:24:19 | 5231ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 15:18:16 | 1060ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-29 09:35:11 shown | 866ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 06:05:25 | 758ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 23:30:01 | 995ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 20:38:23 | 1373ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 07:53:09 | 685ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 04:39:07 | 934ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 12:11:52 | 2082ms | 2 NS 1 A 1 MX | 🔒 Secure |