tjekr.dk DNS records

🖥️ Nameservers2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
arvind.ns.cloudflare.com	108.162.195.227 162.159.44.227 172.64.35.227 2606:4700:58::a29f:2ce3 2803:f800:50::6ca2:c3e3 2a06:98c1:50::ac40:23e3	arvind.ns.cloudflare.com arvind.ns.cloudflare.com arvind.ns.cloudflare.com arvind.ns.cloudflare.com arvind.ns.cloudflare.com arvind.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
princess.ns.cloudflare.com	108.162.194.17 162.159.38.17 172.64.34.17 2606:4700:50::a29f:2611 2803:f800:50::6ca2:c211 2a06:98c1:50::ac40:2211	princess.ns.cloudflare.com princess.ns.cloudflare.com princess.ns.cloudflare.com princess.ns.cloudflare.com princess.ns.cloudflare.com princess.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records3 records 66ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.0.11	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.1.11	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.72.29	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	60s	smtp.google.com	173.194.221.26 173.194.221.27 173.194.222.26 173.194.222.27 2a00:1450:4010:c02::1b 2a00:1450:4010:c02::1b 2a00:1450:4010:c0a::1a 2a00:1450:4010:c0a::1a 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0b::1b 2a00:1450:4010:c0b::1b 74.125.205.26	lm-in-f26.1e100.net lm-in-f27.1e100.net lo-in-f26.1e100.net lo-in-f27.1e100.net le-in-f27.1e100.net le-in-x1b.1e100.net lm-in-f26.1e100.net lm-in-x1a.1e100.net lm-in-f27.1e100.net lm-in-x1b.1e100.net lo-in-x1b.1e100.net lo-in-f27.1e100.net le-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)3 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:10b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:481d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records1 records 53ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.26.0.11,104.26.1.11,172.67.72.29 ipv6hint=2606:4700:20::681a:b,2606:4700:20::681a:10b,2606:4700:20::ac43:481d

📝 TXT Records1 records 261ms

TXT Record
google-site-verification=TBBvJRhEzAgzZkKdX9jC7VoSsNJCiBuuXk7mdFo8L5o

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.tjekr.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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
CNAME	_acme-challenge.tjekr.dk	verify-ygzrp4ld.ssl.on-forge.com

🔗 TLSA / DANE

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

🔐 DNSSEC9090ms

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	2411520967
Primary NS (MNAME)	arvind.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

45ms

A

66ms

MX

56ms

AAAA

56ms

TXT

261ms

CAA

52ms

HTTPS

53ms

TLSA

81ms

SOA

0ms

MTA-STS

69ms

DNSSEC

9090ms

SRV

68ms

Total

10480ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-07 12:39:01	10480ms	2 NS 3 A 1 MX	🔓 Insecure	View
2026-07-24 06:55:56	9382ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-09 00:38:24	41344ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 21:55:29	6109ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 23:35:02	1126ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 06:53:55	1341ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 13:00:36	940ms	2 NS 2 A 1 MX	🔓 Insecure	View