tentzing.dk DNS records

🖥️ Nameservers2 records 240ms

Nameserver	IP addresses	PTR	ASN / ISP
ian.ns.cloudflare.com	108.162.193.118 172.64.33.118 173.245.59.118 2606:4700:58::adf5:3b76 2803:f800:50::6ca2:c176 2a06:98c1:50::ac40:2176	ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sara.ns.cloudflare.com	108.162.192.144 172.64.32.144 173.245.58.144 2606:4700:50::adf5:3a90 2803:f800:50::6ca2:c090 2a06:98c1:50::ac40:2090	sara.ns.cloudflare.com sara.ns.cloudflare.com sara.ns.cloudflare.com sara.ns.cloudflare.com sara.ns.cloudflare.com sara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 199ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.83.33	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.211.34	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 196ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:5321	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:d322	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 285ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.83.33,172.67.211.34 ech=AEX+DQBBOgAgACAHCLtPvARIOyBEgwQgsZY4KEI2jb+m0MXb6O7MRz6YfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5321,2606:4700:3034::ac43:d322

📝 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.tentzing.dk	6kVA7RDhfJ0t5PW_Hs6xGzBFPvygSYSdjlrLQBmrPSY
TXT	_acme-challenge.tentzing.dk	TsB0x4gUC1eJ2s50t-275RSTCr39Rt5rB7xrtGxq4bw

🔗 TLSA / DANE

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

🔐 DNSSEC385ms

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	2412407172
Primary NS (MNAME)	ian.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

240ms

A

199ms

MX

266ms

AAAA

196ms

TXT

550ms

CAA

285ms

HTTPS

285ms

TLSA

276ms

SOA

0ms

MTA-STS

316ms

DNSSEC

385ms

SRV

300ms

Total

7129ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 00:59:38	2470ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-21 12:51:36	9002ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-17 04:37:33	7129ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-11 12:50:30	809ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 14:55:45	738ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 17:21:18	1068ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 17:19:07	763ms	2 NS 2 A 0 MX	🔓 Insecure	View