jah.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 6 July 2026 (WHOIS) and first appeared in the .dk zone on 7 July 2026. Mail is handled by mail.jah.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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.jah.dk | 167.86.122.22 | mail1.best-choice.dk | AS51167 Contabo GmbH |
| TXT Record |
|---|
| v=spf1 ip4:167.86.122.22 a:mail1.best-choice.dk -all |
| Policy | Record (jah.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:167.86.122.22 a:mail1.best-choice.dk -all |
| Policy | Record (_dmarc.jah.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@jah.dk; ruf=mailto:dmarc@jah.dk; fo=1; adkim=r; aspf=r |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves jah.dk: no address www.jah.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 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: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026102105 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-07-06 |
| Expires | 2027-07-05 (256d) |
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 |
|---|---|---|---|
| 2026-10-21 13:42:13 shown | 574ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-06 09:17:49 | 1150ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-04 06:47:19 | 456ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-14 04:25:28 | 670ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-27 19:06:35 | 567ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-27 05:05:34 | 472ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-07 08:41:19 | 1017ms | 3 NS 0 A 0 MX | 🔒 Secure |