ab-koreskole.dk

📜 Historical scan 2026-06-25 21:02:07 · ← 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 235ms

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 224ms

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	104.21.86.247
🔶 Autoconfig	172.67.138.100

🔷 AAAA Records (IPv6)#

2 records 228ms

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 228ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.86.247,172.67.138.100 ech=AEX+DQBBhQAgACBDVoN6M0evZKRa47Qn1C55d8GGxpzOgAEo31YV5YaFBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8a64,2606:4700:3035::6815:56f7

📝 TXT Records#

1 records 447ms

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#

317ms

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

🏷️ SOA#

227ms

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 (157d)

📋 WHOIS#

⏱️ Lookup Timing#

235ms

224ms

212ms

AAAA

228ms

TXT

447ms

CAA

227ms

HTTPS

228ms

TLSA

376ms

SOA

227ms

MTA-STS

248ms

DNSSEC

317ms

SRV

251ms

Total

1809ms

🕐 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	795ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 21:02:07 shown	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