bornhack.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 August 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.209.118.162 is hosted by tyktech (AS209327) in Denmark. Mail is handled by mx.bornhack.org. The zone is DNSSEC-signed and validates, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 85.209.118.162 | — | webproxy3.servers.bornhack.org | AS209327 | tyktech | 85.209.116.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx.bornhack.org | 85.209.118.164 | smtp2.servers.bornhack.org | AS209327 tyktech |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a09:94c4:55d1:7682:162::1 | — | — | AS209327 | tyktech | 2a09:94c0:0:0:0:0:0:0/29 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (bornhack.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.bornhack.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@bornhack.dk; fo=1 |
| Flags | Tag | Value |
|---|---|---|
| 128 | iodef | mailto:hostmaster@bornhack.dk |
| 128 | issue | letsencrypt.org; validationmethods=dns-01; accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/392649530 |
| www | 85.209.118.162 2a09:94c4:55d1:7682:162::1 (AS209327) (address records, no CNAME) |
| www vs bare domain | Same network bornhack.dk: 85.209.118.162 2a09:94c4:55d1:7682:162::1 (AS209327) www.bornhack.dk: 85.209.118.162 2a09:94c4:55d1:7682:162::1 (AS209327) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 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: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2015-08-05 |
| Expires | 2027-08-31 (316d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 04:59:02 | 2347ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 03:04:22 | 879ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 10:33:36 | 2074ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-14 22:54:16 | 913ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 16:57:19 | 4819ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 16:10:38 shown | 400ms | 2 NS 1 A 1 MX | 🔒 Secure |