polarkol.dk DNS records

🖥️ Nameservers2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
isaac.ns.cloudflare.com	108.162.193.177 172.64.33.177 173.245.59.177 2606:4700:58::adf5:3bb1 2803:f800:50::6ca2:c1b1 2a06:98c1:50::ac40:21b1	isaac.ns.cloudflare.com isaac.ns.cloudflare.com isaac.ns.cloudflare.com isaac.ns.cloudflare.com isaac.ns.cloudflare.com isaac.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nina.ns.cloudflare.com	108.162.192.136 172.64.32.136 173.245.58.136 2606:4700:50::adf5:3a88 2803:f800:50::6ca2:c088 2a06:98c1:50::ac40:2088	nina.ns.cloudflare.com nina.ns.cloudflare.com nina.ns.cloudflare.com nina.ns.cloudflare.com nina.ns.cloudflare.com nina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.49.149	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.164.108	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:3195	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:a46c	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=104.21.49.149,172.67.164.108 ech=AEX+DQBBKgAgACAvQqH0GYmbu3KvoVqKt+Ei4tgB0R7OrKySEEIuEA2POgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3195,2606:4700:3033::ac43:a46c

📝 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)

🔐 DNSSEC94ms

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	2410726919
Primary NS (MNAME)	isaac.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

50ms

A

46ms

MX

39ms

AAAA

46ms

TXT

196ms

CAA

53ms

HTTPS

44ms

TLSA

55ms

SOA

0ms

MTA-STS

85ms

DNSSEC

94ms

SRV

72ms

Total

548ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 18:26:51	548ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-25 17:46:22	570ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-02 07:13:43	8705ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-11 16:19:26	787ms	2 NS 0 A 0 MX	🔓 Insecure	View
2026-07-08 13:32:04	9007ms	3 NS 1 A 0 MX	🔓 Insecure	View
2026-07-07 01:47:12	9203ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 23:12:15	892ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 22:43:54	2979ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 18:33:34	1864ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 09:21:45	388ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 08:00:09	626ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 04:34:13	537ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 12:56:35	966ms	0 NS 0 A 0 MX	❓ Unknown	View