rotondo.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 8 December 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.71.4.126 is hosted by Bolignet A/s (AS44134) in Denmark. Mail is handled by mail.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 |
|---|---|---|---|---|---|---|---|
| 217.71.4.126 | 3600s | 217.71.4.126.static.router4.bolignet.dk | AS44134 | Bolignet A/s | 217.71.0.0/20 | 🇩🇰 Denmark | Valby |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.protonmail.ch | 176.119.200.128 185.205.70.128 185.70.42.128 |
mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch |
AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG |
| TXT Record |
|---|
| apple-domain-verification=k8S70TKbsk6gltr2 |
| protonmail-verification=461841e305a1f124578a52731771b7236d1da53b |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (rotondo.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.rotondo.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 217.71.4.126 (AS44134) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| 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 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.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 | 2026060901 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2014-12-08 |
| Expires | 2026-12-31 (71d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 09:16:36 | 2471ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-15 07:17:00 | 1297ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 17:32:38 shown | 599ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 23:44:08 | 624ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 08:41:49 | 727ms | 2 NS 1 A 1 MX | 🔒 Secure |