nlock.dk is a .dk domain served by 2 nameservers (addyson.ns.cloudflare.com, bruce.ns.cloudflare.com). It was registered on 24 June 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 151.101.0.119 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mail.nlock.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 151.101.0.119 | 300s | — | AS54113 | Fastly, Inc. | 151.101.0.0/16 | 🇺🇸 United States | — |
| 151.101.64.119 | 300s | — | AS54113 | Fastly, Inc. | 151.101.0.0/16 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.nlock.dk | 77.213.76.70 | — | AS9158 Telenor A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.42.190 |
| 🔶 Autoconfig | 172.67.208.96 |
| TXT Record |
|---|
| v=spf1 ip4:77.213.76.70 -all |
| Policy | Record (nlock.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:77.213.76.70 -all |
| Policy | Record (_dmarc.nlock.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:e4145fd7200f4c80b999c40a12dab618@dmarc-reports.cloudflare.net,mailto:nicolaj+cloudflaire@nlk.dk,mailto:lock@nlock.dk |
| www | 151.101.0.119 151.101.64.119 (AS54113) (address records, no CNAME) |
| www vs bare domain | Same network nlock.dk: 151.101.0.119 151.101.64.119 (AS54113) www.nlock.dk: 151.101.0.119 151.101.64.119 (AS54113) |
| 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 |
|---|---|---|
| default | — | 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: 0/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.nlock.dk | HT1jXeDqe6P3exaAOPhV73_mH8AVFnvwl3OjVmzFQ3c |
| TXT | _acme-challenge.nlock.dk | guqGKOm19-xnchpR3IZeTjQFoLbUV2zBVHtFy-aSV1o |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417662564 |
| Primary NS (MNAME) | addyson.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 | 2009-06-24 |
| Expires | 2027-06-30 (250d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 18:04:08 shown | 740ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-16 21:18:08 | 5024ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-15 17:57:36 | 1655ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-14 17:10:16 | 886ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-13 16:55:11 | 773ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-10 10:30:48 | 777ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-01 05:10:25 | 600ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-25 03:49:19 | 654ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-16 22:43:12 | 1411ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-22 15:38:06 | 1728ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-17 07:22:46 | 2830ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-15 09:29:10 | 2274ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-31 03:27:17 | 1360ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-29 03:35:41 | 1517ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-05 17:03:45 | 17646ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 11:58:55 | 1551ms | 2 NS 2 A 1 MX | 🔒 Secure |