rongsen.dk is a .dk domain served by 2 nameservers (ns1.messagingengine.com, ns2.messagingengine.com). It was registered on 9 September 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 209.85.173.121 is hosted by Google LLC (AS15169) in United States. Mail is handled by eu1-smtp.messagingengine.com, eu2-smtp.messagingengine.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.messagingengine.com | 162.159.24.178 | ns1.messagingengine.com | AS13335 Cloudflare, Inc. |
| ns2.messagingengine.com | 162.159.25.191 | ns2.messagingengine.com | AS13335 Cloudflare, Inc. |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 209.85.173.121 | 3600s | — | AS15169 | Google LLC | 209.85.128.0/17 | 🇺🇸 United States | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 209.85.173.121 |
| 🔶 Autoconfig | 209.85.173.121 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 1 | 443 | autodiscover.fastmail.com |
| _imaps._tcp | 0 | 1 | 993 | imap.fastmail.com |
| TXT Record |
|---|
| v=spf1 include:spf.messagingengine.com ?all |
| Policy | Record (rongsen.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.messagingengine.com ?all |
| Policy | Record (_dmarc.rongsen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 209.85.173.121 (AS15169) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026080200 |
| Primary NS (MNAME) | ns1.messagingengine.com |
| Responsible (RNAME) | postmaster@messagingengine.com |
| Refresh | 86124s |
| Retry | 600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2009-09-09 |
| Expires | 2027-09-30 (339d) |
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).
| Domain | Registrar |
|---|---|
| hackline.dk | ONE.COM A/S |
| helga.dk | ONE.COM A/S |
| hjoo.dk | Punktum dk A/S (direct) |
| jonna.dk | ONE.COM A/S |
| parklob.dk | ONE.COM A/S |
| parkløb.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 19:18:11 | 2984ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-07 03:49:14 | 3438ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-03 20:52:08 | 1931ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-17 09:27:26 | 2891ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-11 17:50:06 | 2200ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-04 13:14:40 | 1706ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-06 01:25:56 | 2366ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-03 14:24:54 shown | 4390ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-05 21:01:52 | 9632ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-03 11:45:53 | 2050ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-26 04:38:32 | 2476ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-21 18:14:19 | 1615ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-20 04:15:48 | 3291ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 13:45:24 | 4576ms | 2 NS 1 A 2 MX | 🔓 Insecure |