keskole.dk

Records from scan: 2026-10-13 23:47:30 · 1687ms total · last checked 2026-10-17 02:24 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

keskole.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 16 March 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.66 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by keskole-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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.

🖥️ Nameservers#

2 records 84ms

Nameserver	IP addresses	PTR	ASN / ISP
bella.ns.cloudflare.com	108.162.192.74 172.64.32.74 173.245.58.74 2606:4700:50::adf5:3a4a 2803:f800:50::6ca2:c04a 2a06:98c1:50::ac40:204a	bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com	108.162.193.130 172.64.33.130 173.245.59.130 2606:4700:58::adf5:3b82 2803:f800:50::6ca2:c182 2a06:98c1:50::ac40:2182	mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.66	300s	vm1380.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 108ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	keskole-dk.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca04::4 2a01:111:f403:ca04::a 2a01:111:f403:ca38::8 52.101.103.39 52.101.181.156 52.101.209.31 52.101.73.153	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 290ms

TXT Record
09.02.2023
MS=ms83837552
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (keskole.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-13 23:47:30

www	185.21.42.66 (AS48854) (address records, no CNAME)
www vs bare domain	Same network keskole.dk: 185.21.42.66 (AS48854) www.keskole.dk: 185.21.42.66 (AS48854)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.keskole.dk	keskole.dk.acme.webpod8-cph3.one.com

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

187ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

53ms

Field	Value
Serial	2417374211
Primary NS (MNAME)	bella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 00:03:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-03-16
Expires	2027-03-31 (165d)

🔗 Same registrant#

0 domains

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

📋 WHOIS#

⏱️ Lookup Timing#

84ms

78ms

108ms

AAAA

85ms

TXT

290ms

CAA

92ms

HTTPS

98ms

TLSA

741ms

SOA

53ms

MTA-STS

111ms

DNSSEC

187ms

SRV

146ms

Total

1687ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 23:47:30 shown	1687ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 18:02:55	2118ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 15:17:21	2032ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-20 17:33:14	2828ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 02:23:01	1374ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 15:52:46	2764ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 12:17:33	1261ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 21:09:50	862ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-06 05:28:37	2303ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 01:35:54	1385ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-10 21:07:49	17354ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 15:41:28	2971ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 19:35:51	2084ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 16:31:51	1032ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 00:45:45	1077ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 21:35:40	822ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:17:24	1121ms	2 NS 1 A 1 MX	🔒 Secure