mitskolebibliotek.dk DNS records

🖥️ Nameservers2 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 Records2 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 Records1 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 Records1 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

🔏 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)

🔐 DNSSEC297ms

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

🏷️ SOA0ms

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

📋 RegistrationWHOIS fetched 2026-08-31 00:44:55

Field	Value
Registrar	Eurodns S.A
Registered	2005-09-01
Expires	2026-09-30 (27d)

📋 WHOIS

⏱️ Lookup Timing

NS

98ms

A

177ms

MX

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
2026-08-31 00:38:20	1410ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 14:53:17	649ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-25 23:45:59	552ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-10 02:29:08	956ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 18:18:59	808ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 16:15:34	994ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:51:35	1237ms	2 NS 2 A 0 MX	🔓 Insecure	View