djurslandfrifagskole.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 4 September 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.100 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.djurslandfrifagskole.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.100 | 600s | dnsforward.simply.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.djurslandfrifagskole.dk | 5.189.136.249 | james.c-online.dk | AS51167 Contabo GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | djurslandfrifagskole.dk → 94.231.103.100 |
| TXT Record |
|---|
| v=spf1 a mx ip4:5.189.136.249 ip6:2a02:c207:2006:9867::1 ip6:2a02:c207:2006:9867:0000:0000:0000:0001 -all |
| Policy | Record (djurslandfrifagskole.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ip4:5.189.136.249 ip6:2a02:c207:2006:9867::1 ip6:2a02:c207:2006:9867:0000:0000:0000:0001 -all |
| Policy | Record (_dmarc.djurslandfrifagskole.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@c-online.dk; |
| www | 94.231.103.100 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network djurslandfrifagskole.dk: 94.231.103.100 (AS48854) www.djurslandfrifagskole.dk: 94.231.103.100 (AS48854) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | 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: 2/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026101200 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2023-09-04 |
| Expires | 2027-09-03 (311d) |
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 |
|---|---|---|---|
| 2026-10-13 01:47:28 shown | 660ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-03 20:43:40 | 746ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 20:07:48 | 528ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 13:44:11 | 461ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-02 00:13:10 | 662ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 03:45:37 | 365ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 03:40:18 | 450ms | 3 NS 1 A 1 MX | 🔓 Insecure |