phd-courses.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 16 April 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.116.27.196 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by carve-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 87.116.27.196 | 300s | — | AS31027 | GlobalConnect A/S | 87.116.0.0/18 | 🇩🇰 Denmark | Ringe |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | phd-courses.dk → 87.116.27.196 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:188:5010:110::51 | 300s | — | AS31027 | GlobalConnect A/S | 2a02:188:0:0:0:0:0:0/30 | 🇩🇰 Denmark | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms22185107 |
| MS=ms30146551 |
| MS=ms69942821 |
| MS=ms80108367 |
| MS=ms88574423 |
| v=spf1 ip4:152.115.81.224/29 ip6:2a02:188:5010::/48 include:spf.protection.outlook.com include:servers.mcsv.net include:6962411.spf07.hubspotemail.net -all |
| Policy | Record (phd-courses.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:152.115.81.224/29 ip6:2a02:188:5010::/48 include:spf.protection.outlook.com include:servers.mcsv.net include:6962411.spf07.hubspotemail.net -all |
| Policy | Record (_dmarc.phd-courses.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; fo=1; pct=100; rua=mailto:lhh@carve.dk; ruf=mailto:lhh@carve.dk; |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:it@carve.dk |
| 0 | issue | digicert.com |
| 0 | issue | letsencrypt.org |
| www CNAME | xhosted.phd-courses.dk (all on phd-courses.dk) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-carve-dk._domainkey.carveconsulting.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.phd-courses.dk | phd-courses.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023061501 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-04-16 |
| Expires | 2027-04-30 (191d) |
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 |
|---|---|
| csrkursus.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-05 23:45:10 shown | 6477ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-02 03:40:32 | 4686ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 22:47:31 | 5447ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 22:30:46 | 3133ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:13:46 | 4762ms | 2 NS 1 A 1 MX | 🔒 Secure |