ramtung.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 January 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.23.0.177 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by ramtung-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 176.23.0.177 | 43200s | 176-23-0-177-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 176.23.0.0/17 | 🇩🇰 Denmark | Kongens Lyngby |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (ramtung.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 176.23.0.177 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
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 | 2026092001 |
| 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 | 2003-01-08 |
| Expires | 2031-01-31 (1560d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 17:56:49 | 957ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 17:29:06 shown | 703ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 15:42:06 | 1688ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-14 17:53:29 | 863ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 03:24:12 | 1074ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 00:29:27 | 1460ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 15:39:18 | 1021ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 00:44:49 | 922ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 03:35:11 | 1157ms | 2 NS 1 A 1 MX | 🔒 Secure |