arbejdsseddel.dk is a .dk domain served by 2 nameservers (ivan.ns.cloudflare.com, ruth.ns.cloudflare.com). It was registered on 21 August 2026 (WHOIS) and first appeared in the .dk zone on 22 August 2026. Its website address 104.21.73.47 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.73.47 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.140.150 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:492f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:8c96 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.73.47,172.67.140.150 ech=AEX+DQBBQAAgACDMtgog27JQNwp1EK/dZeQGReYSJtUTmfdEYQjhBYXWMwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:492f,2606:4700:3037::ac43:8c96 |
| TXT Record |
|---|
| v=DKIM1; p= |
| v=spf1 -all |
| Policy | Record (arbejdsseddel.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.arbejdsseddel.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject sp=reject |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | ; |
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | ; |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www | 104.21.73.47 172.67.140.150 2606:4700:3035::6815:492f 2606:4700:3037::ac43:8c96 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network arbejdsseddel.dk: 104.21.73.47 172.67.140.150 2606:4700:3035::6815:492f 2606:4700:3037::ac43:8c96 (AS13335) www.arbejdsseddel.dk: 104.21.73.47 172.67.140.150 2606:4700:3035::6815:492f 2606:4700:3037::ac43:8c96 (AS13335) |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| 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 | 2416717954 |
| Primary NS (MNAME) | ivan.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-08-21 |
| Expires | 2027-08-20 (303d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 06:29:07 | 958ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-07 18:08:44 | 822ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-06 18:02:32 shown | 529ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 14:29:10 | 700ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-24 12:43:21 | 8822ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-23 10:59:30 | 3266ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-22 09:06:37 | 643ms | 2 NS 1 A 1 MX | 🔒 Secure |