phdcup.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). Its website address 77.111.240.190 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.190 | — | webcluster63.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:80fa:aef4:4438:9138 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www CNAME | mc-pcz0d95byg.b-cdn.net (all on b-cdn.net) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061105 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 23:28:37 | 474ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 08:28:49 | 458ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 11:26:01 | 611ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 08:26:53 | 365ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 09:59:09 | 995ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-11 02:41:08 | 3060ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-21 22:49:21 | 952ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 13:59:12 | 672ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 07:39:29 | 606ms | 2 NS 1 A 4 MX | ⚠️ Bogus |
| 2026-06-17 13:41:13 shown | 2292ms | 2 NS 1 A 4 MX | 🔒 Secure |