mitskolebibliotek.dk

📜 Historical scan 2026-08-31 00:38:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mitskolebibliotek.dk is a .dk domain served by 2 nameservers (rajeev.ns.cloudflare.com, selah.ns.cloudflare.com). It was registered on 1 September 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.52.231 is hosted by Cloudflare, Inc. (AS13335). 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.

🖥️ Nameservers#

2 records 98ms

Nameserver	IP addresses	PTR	ASN / ISP
rajeev.ns.cloudflare.com	108.162.193.224 172.64.33.224 173.245.59.224 2606:4700:58::adf5:3be0 2803:f800:50::6ca2:c1e0 2a06:98c1:50::ac40:21e0	rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
selah.ns.cloudflare.com	108.162.194.21 162.159.38.21 172.64.34.21 2606:4700:50::a29f:2615 2803:f800:50::6ca2:c215 2a06:98c1:50::ac40:2215	selah.ns.cloudflare.com selah.ns.cloudflare.com selah.ns.cloudflare.com selah.ns.cloudflare.com selah.ns.cloudflare.com selah.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 177ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.52.231	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.205.59	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 86ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:34e7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:cd3b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 95ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.52.231,172.67.205.59 ech=AEX+DQBBbQAgACDq5ptK1ZSRUTBxz7UGx+0FHPc6JjZ1C4JMqRouYCazWgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:34e7,2606:4700:3034::ac43:cd3b

📝 TXT Records#

1 records 445ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (mitskolebibliotek.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.mitskolebibliotek.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:DMARCAdmin@systematic.com

📬 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 2026-10-07 15:54:17

www	104.21.52.231 172.67.205.59 2606:4700:3034::6815:34e7 2606:4700:3034::ac43:cd3b (AS13335) (address records, no CNAME)
www vs bare domain	Same network mitskolebibliotek.dk: 104.21.52.231 172.67.205.59 2606:4700:3034::6815:34e7 2606:4700:3034::ac43:cd3b (AS13335) www.mitskolebibliotek.dk: 104.21.52.231 172.67.205.59 2606:4700:3034::6815:34e7 2606:4700:3034::ac43:cd3b (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.mitskolebibliotek.dk	imxzqszSnTtfSeaCJzY5DHU1gGJDKnm8Ft7LHssJb_U
TXT	_acme-challenge.mitskolebibliotek.dk	O3bkyU9IH9RRDk6DGIUlr_zoodFySD-IIPptZUMhiMo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

297ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413551366
Primary NS (MNAME)	rajeev.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 15:30:32

Field	Value
Registrar	Eurodns S.A
Registered	2005-09-01
Expires	2027-09-30 (338d)

🔗 Same registrant#

16 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).

Domain	Registrar
cicero-fbs.dk	Eurodns S.A
cicero-lms.dk	Eurodns S.A
cicero-surf.dk	Eurodns S.A
cicerolms.dk	Eurodns S.A
columna.dk	Eurodns S.A
columnacura.dk	Eurodns S.A
columnafhir.dk	Eurodns S.A
curalearning.dk	Eurodns S.A
curaportal.dk	Eurodns S.A
curaservices.dk	Eurodns S.A
curaudrulning.dk	Eurodns S.A
epatient.dk	Eurodns S.A
lær.dk	Eurodns S.A
servicelogistik.dk	Eurodns S.A
sitaware.dk	Eurodns S.A
systematic.dk	Eurodns S.A

📋 WHOIS#

⏱️ Lookup Timing#

98ms

177ms

85ms

AAAA

86ms

TXT

445ms

CAA

169ms

HTTPS

95ms

TLSA

221ms

SOA

0ms

MTA-STS

183ms

DNSSEC

297ms

SRV

198ms

Total

1410ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 15:54:17	653ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 12:43:34	2946ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-13 15:10:21	599ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-04 04:55:13	1152ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-03 14:36:38	1169ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-31 00:38:20 shown	1410ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 14:53:17	649ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-25 23:45:59	552ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-10 02:29:08	956ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 18:18:59	808ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-21 16:15:34	994ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 11:51:35	1237ms	2 NS 2 A 0 MX	🔓 Insecure