sk.dk DNS records

🖥️ Nameservers2 records 66ms

Nameserver	IP addresses	PTR	ASN / ISP
katja.ns.cloudflare.com	108.162.194.53 162.159.38.53 172.64.34.53 2606:4700:50::a29f:2635 2803:f800:50::6ca2:c235 2a06:98c1:50::ac40:2235	katja.ns.cloudflare.com katja.ns.cloudflare.com katja.ns.cloudflare.com katja.ns.cloudflare.com katja.ns.cloudflare.com katja.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
quincy.ns.cloudflare.com	108.162.195.39 162.159.44.39 172.64.35.39 2606:4700:58::a29f:2c27 2803:f800:50::6ca2:c327 2a06:98c1:50::ac40:2327	quincy.ns.cloudflare.com quincy.ns.cloudflare.com quincy.ns.cloudflare.com quincy.ns.cloudflare.com quincy.ns.cloudflare.com quincy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.74.145	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.95	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.74.145
🔶 Autoconfig	172.67.159.95

🔷 AAAA Records (IPv6)2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:4a91	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:9f5f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.74.145,172.67.159.95 ech=AEX+DQBB5QAgACDyLQJ9OjSw/accdpvhYMWVwshMxBmJDK58OxnxxfknSAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4a91,2606:4700:3037::ac43:9f5f

📝 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

🔗 TLSA / DANE

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

🔐 DNSSEC9087ms

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	2410259347
Primary NS (MNAME)	katja.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

66ms

A

40ms

MX

64ms

AAAA

45ms

TXT

203ms

CAA

50ms

HTTPS

44ms

TLSA

56ms

SOA

0ms

MTA-STS

78ms

DNSSEC

9087ms

SRV

76ms

Total

10041ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 22:17:38	10041ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-31 14:05:31	575ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 10:26:22	1753ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 07:35:02	1077ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-23 16:51:05	941ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-13 15:35:20	1007ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 02:25:30	2933ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 22:54:11	664ms	2 NS 2 A 0 MX	🔓 Insecure	View