teilmann.dk is a .dk domain served by 2 nameservers (ns.info-connect.dk, ns2.info-connect.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.132.1.17 is hosted by Info-Connect A/S (AS20618) in Denmark. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.132.1.17 | 3600s | teilmann.dk | AS20618 | Info-Connect A/S | 213.132.0.0/19 | 🇩🇰 Denmark | Taastrup |
| TXT Record |
|---|
| protonmail-verification=a39bfde403245c994521663ac4ed61f30dd396a0 |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (teilmann.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.teilmann.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 213.132.1.17 (AS20618) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082102 |
| Primary NS (MNAME) | ns.info-connect.dk |
| Responsible (RNAME) | dns@info-connect.dk |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 172800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 14:19:19 | 1550ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 02:34:41 shown | 608ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-28 11:29:11 | 1114ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 21:43:06 | 864ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-21 12:00:05 | 1868ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-02 19:31:56 | 9665ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 18:05:24 | 858ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 09:30:36 | 3513ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 00:38:20 | 2277ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 13:54:08 | 2783ms | 2 NS 1 A 2 MX | 🔒 Secure |