leinummer.dk is a .dk domain served by 2 nameservers (archer.ns.cloudflare.com, katelyn.ns.cloudflare.com). It was registered on 11 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.7.189 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.nhl-data.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.7.189 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.187.247 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.nhl-data.dk | 87.116.7.13 | mail.nhl-data.dk | AS31027 GlobalConnect A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::ac43:bbf7 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:7bd | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.7.189,172.67.187.247 ech=AEX+DQBBMwAgACAgxhomKHehEW58NJqh4dTyKWEWuazzuXDGTTnRaCl5ZQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:bbf7,2606:4700:3036::6815:7bd |
| TXT Record |
|---|
| google-site-verification=9bbbpePqRXT2e9m0HEvyfx3cPJO6jxUh2upQHZXLqGw |
| google-site-verification=G1U2K5wny3qnga67JlKrDAz9G-lGNXIDdfwMuuv3KdA |
| google-site-verification=LMJsdItfxnmoVQ1rEiCGMZI2EnerzR3BjS6PmT-TXz8 |
| google-site-verification=X9lxnqjjUVUT35v7OtIBTkjlWdVvfRZFG34NyPKxfig |
| v=spf1 a mx ~all |
| Policy | Record (leinummer.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx ~all |
| Policy | Record (_dmarc.leinummer.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.7.189 172.67.187.247 2606:4700:3034::ac43:bbf7 2606:4700:3036::6815:7bd (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network leinummer.dk: 104.21.7.189 172.67.187.247 2606:4700:3034::ac43:bbf7 2606:4700:3036::6815:7bd (AS13335) www.leinummer.dk: 104.21.7.189 172.67.187.247 2606:4700:3034::ac43:bbf7 2606:4700:3036::6815:7bd (AS13335) |
| Wildcard | No |
DNS lookups: 2/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.leinummer.dk | DMo9LwvaVoWs1GJLfSJCSy3zbshCGn9Q77HvVtO0ehA |
| TXT | _acme-challenge.leinummer.dk | sxzzPG3z1jPmpTq5XcXFp3ZJieEVUzSN_CJvVfso70s |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413311306 |
| Primary NS (MNAME) | archer.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | NHL DATA ApS |
| Registered | 2017-10-11 |
| Expires | 2027-10-31 (373d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-28 05:00:42 | 578ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-31 06:08:00 | 1431ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 13:48:24 | 1622ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 13:14:45 shown | 832ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-01 07:27:34 | 935ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 07:51:31 | 620ms | 4 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 20:23:42 | 658ms | 4 NS 2 A 1 MX | 🔓 Insecure |