folkeskolen.dk is a .dk domain served by 2 nameservers (dns1.cscdns.net, dns2.cscdns.net). It was registered on 9 January 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.208.37.64 is hosted by Combell NV (AS34762) in Belgium. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 188.208.37.64 | 300s | 188.208.37.64.static.hosted.by.combell-ops.net | AS34762 | Combell NV | 188.208.36.0/23 | 🇧🇪 Belgium | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.dlf.org → 40.104.116.56 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:1c98:1000:12c3:0:3:d7dd:16e0 | 300s | — | AS34762 | Combell NV | 2a00:1c98:0:0:0:0:0:0/32 | 🇧🇪 Belgium | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autodiscover.dlf.org |
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com.folkeskolen.dk |
| TXT Record |
|---|
| _globalsign-domain-verification=NMQjM9b7nPBcc0w-cXswdshDEWUNt8jL6crTkRXC3Y |
| facebook-domain-verification=uxr548q5vx0fdhzo0x8vdaq5l27bjp |
| google-site-verification=5t2ryXFtqV7VBETlcAUiBb9LKSlWrz7S79QrDIu5MaI |
| google-site-verification=Oe6bzaSJYT304SnTZUfYyLM6I4Paqkve7X6mfJgs48k |
| MS=ms32816988 |
| ubivox-site-verification=e7sZ0BlH5P0PzTQX-jPOEmZQa |
| v=spf1 include:_spf81890.spf-protect.com -all |
| y8vJEG01oAuvqQTe52ZwhunDXUyoPx/d8CZ6jsPWrqWno2cn7rNC0nFf8Lu4pwvld+VkOWkrqgS3Cr7HsSfnpg== |
| Policy | Record (folkeskolen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf81890.spf-protect.com -all |
| Policy | Record (_dmarc.folkeskolen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:62039cf0361ec@dmarc.centerasecurity.com; |
| www | 188.208.37.64 (AS34762) (address records, no CNAME) |
| www vs bare domain | Same network folkeskolen.dk: 188.208.37.64 2a00:1c98:1000:12c3:0:3:d7dd:16e0 (AS34762) www.folkeskolen.dk: 188.208.37.64 (AS34762) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u6264934.wl185.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u6264934.wl185.sendgrid.net | 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| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.folkeskolen.dk | folkeskolen.dk._acme-challenge.pblgw.io |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| 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 | 2018081978 |
| Primary NS (MNAME) | dns1.cscdns.net |
| Responsible (RNAME) | hostmaster@cscdns.net |
| Refresh | 10800s |
| Retry | 5400s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 14400s |
| Field | Value |
|---|---|
| Registrar | CSC Digital Brand Service, Inc |
| Registered | 1998-01-09 |
| Expires | 2027-03-31 (155d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 06:29:40 | 956ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-26 01:33:56 shown | 2661ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-14 19:58:15 | 2921ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-28 06:26:10 | 2490ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-27 06:21:12 | 1298ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-24 08:09:29 | 943ms | 2 NS 1 A 4 MX | ❓ Unknown |
| 2026-06-17 09:36:25 | 1682ms | 2 NS 1 A 4 MX | 🔓 Insecure |