praktik.dk is a .dk domain served by 2 nameservers (hank.ns.cloudflare.com, olga.ns.cloudflare.com). It was registered on 9 December 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.13.202 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by praktik-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.13.202 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.133.21 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.175.8 |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.13.202,172.67.133.21 ech=AEX+DQBB5AAgACAp9izuzZ9Qy/F0fdNQl7lSpSP5fClpvP6OEJ8Riw31bwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| facebook-domain-verification=7w7ulj0k82he61p142pop0hwr4hqsk |
| MS=ms28907596 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (praktik.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.praktik.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:webmaster@praktik.dk; ruf=mailto:webmaster@praktik.dk; rf=afrf; pct=100; ri=86400 |
| www | 104.21.13.202 172.67.133.21 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network praktik.dk: 104.21.13.202 172.67.133.21 (AS13335) www.praktik.dk: 104.21.13.202 172.67.133.21 (AS13335) |
| 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 |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2407070874 |
| Primary NS (MNAME) | hank.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 | 1997-12-09 |
| Expires | 2026-12-31 (73d) |
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 |
|---|---|---|---|
| 2026-10-14 15:33:26 | 1240ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-23 20:42:45 | 1292ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-20 16:58:08 | 1432ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-15 17:01:27 | 2664ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-15 05:58:07 | 1602ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 04:10:36 | 1384ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-06 23:50:08 | 1721ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-19 06:12:28 | 18271ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-14 21:59:04 | 11240ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-12 13:23:35 | 1662ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-02 13:29:09 | 3704ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-26 14:11:51 | 2834ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 21:00:57 | 1005ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 03:34:26 shown | 2955ms | 2 NS 2 A 1 MX | 🔓 Insecure |