chs.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 July 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by vps3.chsc.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 this 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 | 43200s | vps3.chsc.dk | 2a01:488:66:1000:523:f59d:0:1 5.35.245.157 |
— vps3.chsc.dk |
AS20773 Host Europe GmbH AS8972 Host Europe GmbH |
| TXT Record |
|---|
| google-site-verification=LbxZ4463GlSZ-_HheR1T4Kq7a6aqL-ufS_qUGJ6BUfs |
| v=spf1 include:amazonses.com include:chsc.dk -all |
| Policy | Record (chs.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:amazonses.com include:chsc.dk -all |
| Policy | Record (_dmarc.chs.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| Check | Result |
|---|---|
| Status | 🔒 Enforce |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | enforce |
| Policy ID | 20190501T200000Z |
| max_age | 3456000s |
| Policy MX | *.chsc.dk |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | — |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves chs.dk: no address www.chs.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | 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: 4/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.vps3.chsc.dk | DANE-TA · SPKI · SHA-256 | 025490860B498AB73C6A12F27A49AD5F… |
| SMTP _25._tcp.vps3.chsc.dk | DANE-TA · SPKI · SHA-256 | 919C0DF7A787B597ED056ACE654B1DE9… |
| SMTP _25._tcp.vps3.chsc.dk | DANE-TA · SPKI · SHA-256 | 51AAA87D984B559AC69E929F888A022D… |
| SMTP _25._tcp.vps3.chsc.dk | DANE-TA · SPKI · SHA-256 | 9D637B3D27A9E570D07607B9CCADB80A… |
| SMTP _25._tcp.vps3.chsc.dk | DANE-TA · SPKI · SHA-256 | 2E8307068B6DB620E4A39D068B5DEE5D… |
| SMTP _25._tcp.vps3.chsc.dk | DANE-TA · SPKI · SHA-256 | F1647A5EE3EFAC54C892E930584FE479… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026082901 |
| 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 | 2016-07-30 |
| Expires | 2030-07-31 (1381d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 06:17:52 | 699ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 22:57:00 | 855ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 07:25:56 | 648ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-23 12:56:51 | 2612ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-29 21:01:27 shown | 1088ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-29 16:34:08 | 3369ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-04 21:16:17 | 1127ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 20:04:38 | 2334ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-29 15:18:01 | 892ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 02:08:53 | 1313ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 05:57:11 | 930ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 20:45:57 | 654ms | 2 NS 0 A 1 MX | 🔒 Secure |