ab-koreskole.dk

📜 Historical scan 2026-06-30 10:21:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ab-koreskole.dk is a .dk domain served by 2 nameservers (eva.ns.cloudflare.com, jeff.ns.cloudflare.com). It was registered on 1 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.86.247 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, 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.

🖥️ Nameservers#

2 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
eva.ns.cloudflare.com	108.162.192.114 172.64.32.114 173.245.58.114 2606:4700:50::adf5:3a72 2803:f800:50::6ca2:c072 2a06:98c1:50::ac40:2072	eva.ns.cloudflare.com eva.ns.cloudflare.com eva.ns.cloudflare.com eva.ns.cloudflare.com eva.ns.cloudflare.com eva.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jeff.ns.cloudflare.com	108.162.193.124 172.64.33.124 173.245.59.124 2606:4700:58::adf5:3b7c 2803:f800:50::6ca2:c17c 2a06:98c1:50::ac40:217c	jeff.ns.cloudflare.com jeff.ns.cloudflare.com jeff.ns.cloudflare.com jeff.ns.cloudflare.com jeff.ns.cloudflare.com jeff.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.86.247	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.100	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.138.100
🔶 Autoconfig	104.21.86.247

🔷 AAAA Records (IPv6)#

2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:8a64	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:56f7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.86.247,172.67.138.100 ech=AEX+DQBBigAgACA3Q4NBRdTfh50CLe+3DgE7wQf8f0o+mwVdiHLQp0v3NAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8a64,2606:4700:3035::6815:56f7

📝 TXT Records#

1 records 215ms

TXT Record
google-site-verification=u02V2OqecxT3PaUM4X-TsZ5HilBOdBe9dn94Ev4rtxk

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

latest probe, not this scan · checked 2026-10-23 00:57:51

www	104.21.86.247 172.67.138.100 2606:4700:3030::6815:56f7 2606:4700:3037::ac43:8a64 (AS13335) (address records, no CNAME)
www vs bare domain	Same network ab-koreskole.dk: 104.21.86.247 172.67.138.100 2606:4700:3030::6815:56f7 2606:4700:3037::ac43:8a64 (AS13335) www.ab-koreskole.dk: 104.21.86.247 172.67.138.100 2606:4700:3030::6815:56f7 2606:4700:3037::ac43:8a64 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

72ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

33ms

Field	Value
Serial	2404080273
Primary NS (MNAME)	eva.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 03:31:22

Field	Value
Registrar	Simply.com A/S
Registered	2026-04-01
Expires	2027-03-31 (156d)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

60ms

50ms

AAAA

38ms

TXT

215ms

CAA

45ms

HTTPS

34ms

TLSA

71ms

SOA

33ms

MTA-STS

77ms

DNSSEC

72ms

SRV

67ms

Total

795ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 00:57:51	538ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 07:26:30	418ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-14 06:18:59	834ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-08 16:24:56	1701ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-16 10:40:18	946ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-11 22:34:35	1026ms	2 NS 2 A 0 MX	❓ Unknown
2026-06-30 10:21:58 shown	795ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 21:02:07	1809ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 18:27:47	730ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 02:29:48	1098ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 16:21:08	1128ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:52:42	1908ms	2 NS 2 A 0 MX	🔓 Insecure