sansscience.dk DNS records

🖥️ Nameservers2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
grannbo.ns.cloudflare.com	108.162.194.150 162.159.38.150 172.64.34.150 2606:4700:50::a29f:2696 2803:f800:50::6ca2:c296 2a06:98c1:50::ac40:2296	grannbo.ns.cloudflare.com grannbo.ns.cloudflare.com grannbo.ns.cloudflare.com grannbo.ns.cloudflare.com grannbo.ns.cloudflare.com grannbo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kaiser.ns.cloudflare.com	108.162.195.9 162.159.44.9 172.64.35.9 2606:4700:58::a29f:2c09 2803:f800:50::6ca2:c309 2a06:98c1:50::ac40:2309	kaiser.ns.cloudflare.com kaiser.ns.cloudflare.com kaiser.ns.cloudflare.com kaiser.ns.cloudflare.com kaiser.ns.cloudflare.com kaiser.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.36.209	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.199.154	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:c79a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:24d1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 27ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.36.209,172.67.199.154 ech=AEX+DQBBvwAgACCg1cDftMt4SgABk5Igyu67EIXZFVLgmAHuWPZSwe66PAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c79a,2606:4700:3032::6815:24d1

📝 TXT Records

📝

No TXT records found

✉️ 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.sansscience.dk	-54WcNIz4tmNgU0u3ACsyTF41FHuLFOsgQbRQTufitg
TXT	_acme-challenge.sansscience.dk	LVGhGegjvIcke6UDdY4NZPpBSFkkbLJbIPVsBqEgoLM

🔗 TLSA / DANE

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

🔐 DNSSEC129ms

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	2413120957
Primary NS (MNAME)	grannbo.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

26ms

A

51ms

MX

53ms

AAAA

34ms

TXT

149ms

CAA

31ms

HTTPS

27ms

TLSA

44ms

SOA

0ms

MTA-STS

67ms

DNSSEC

129ms

SRV

62ms

Total

488ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 11:28:46	488ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-24 05:23:23	2916ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-21 01:10:48	9615ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-18 23:30:52	5388ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-23 01:13:49	1475ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 04:39:30	737ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 11:57:28	995ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 23:13:48	930ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 13:58:54	2219ms	2 NS 2 A 0 MX	⚠️ Bogus	View