transmatters.dk is a .dk domain served by 4 nameservers (arthur.cutisan.dk, bes.cutisan.dk, merlin.cutisan.dk and 1 more). It was registered on 1 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.198.171.106 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by merlin.cutisan.dk, thoth.cutisan.net. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.198.171.106 | 86400s | 106.97-111.171.198.80.in-addr.arpa arthur.cutisan.com arthur.cutisan.dk operakino.dk peter.naur.com www.naur.com |
AS3292 | TDC Holding A/S | 80.196.0.0/14 | 🇩🇰 Denmark | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2001:470:28:2f7:0:1:0:6 | 86400s | arthur.cutisan.dk | AS6939 | Hurricane Electric LLC | 2001:470:28:0:0:0:0:0/47 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 include:_spf.myemail.dk -all |
| Policy | Record (transmatters.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.myemail.dk -all |
| Policy | Record (_dmarc.transmatters.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; pct=100; fo=1; ri=86400; rua=mailto:postmaster@transmatters.dk; ruf=mailto:postmaster@transmatters.dk; aspf=s; adkim=s |
| Check | Result |
|---|---|
| Status | 🧪 Testing |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | testing |
| Policy ID | 202505200001 |
| max_age | 86400s |
| Policy MX | merlin.cutisan.dk, thoth.cutisan.net |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:postmaster@myemail.dk |
| www CNAME | transmatters.dk (all on transmatters.dk) |
| www vs bare domain | Same network transmatters.dk: 80.198.171.106 2001:470:28:2f7:0:1:0:6 (AS3292 AS6939) www.transmatters.dk: 80.198.171.106 2001:470:28:2f7:0:1:0:6 (AS3292 AS6939) |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 16-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 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| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.merlin.cutisan.dk | DANE-TA · SPKI · SHA-512 | 8B0A0CBBE72552E12AB3C82CF13F4793… |
| SMTP _25._tcp.merlin.cutisan.dk | DANE-TA · SPKI · SHA-256 | 6EBCEFB4210B088654A38B03FEA3D7D1… |
| SMTP _25._tcp.merlin.cutisan.dk | DANE-TA · SPKI · SHA-256 | B3FB5D00E994CDDF2CC9A4EEA9F806BC… |
| SMTP _25._tcp.merlin.cutisan.dk | DANE-TA · SPKI · SHA-512 | 115F68647DC892788AD8BE021FDEA758… |
| SMTP _25._tcp.thoth.cutisan.net | DANE-TA · SPKI · SHA-256 | 9D637B3D27A9E570D07607B9CCADB80A… |
| SMTP _25._tcp.thoth.cutisan.net | DANE-TA · SPKI · SHA-512 | B71DB2EF3A7AEC54F4651711B72821EC… |
| SMTP _25._tcp.thoth.cutisan.net | DANE-TA · SPKI · SHA-512 | A90D0606D641B94AFF27371F57E0BE27… |
| SMTP _25._tcp.thoth.cutisan.net | DANE-TA · SPKI · SHA-256 | 2E8307068B6DB620E4A39D068B5DEE5D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025070704 |
| Primary NS (MNAME) | arthur.cutisan.dk |
| Responsible (RNAME) | postmaster@cutisan.dk |
| Refresh | 21600s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2025-07-01 |
| Expires | 2031-06-30 (1717d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 21:10:01 | 6857ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-10 18:42:34 | 6874ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-04 03:22:52 | 991ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-03 03:20:31 | 1530ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-02 19:57:06 | 1193ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-01 19:55:04 | 1584ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 19:41:17 | 1674ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 06:32:38 | 4130ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-24 06:16:25 | 1890ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-18 18:07:47 shown | 2636ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-14 17:59:37 | 1899ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-07 15:30:15 | 7095ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-29 22:42:32 | 1900ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 10:18:29 | 1977ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 09:59:32 | 2825ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 09:58:40 | 5095ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-20 22:20:30 | 12863ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-19 21:52:46 | 10844ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-18 20:49:34 | 13605ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-12 09:36:03 | 3660ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-10 12:45:21 | 4734ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-06 05:30:52 | 2190ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-01 08:24:54 | 3398ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-24 14:48:27 | 11805ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-23 10:42:07 | 2031ms | 4 NS 1 A 2 MX | 🔒 Secure |