tenzer.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
coby.ns.cloudflare.com	108.162.193.92 172.64.33.92 173.245.59.92 2606:4700:58::adf5:3b5c 2803:f800:50::6ca2:c15c 2a06:98c1:50::ac40:215c	coby.ns.cloudflare.com coby.ns.cloudflare.com coby.ns.cloudflare.com coby.ns.cloudflare.com coby.ns.cloudflare.com coby.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
linda.ns.cloudflare.com	108.162.192.250 172.64.32.250 173.245.58.250 2606:4700:50::adf5:3afa 2803:f800:50::6ca2:c0fa 2a06:98c1:50::ac40:20fa	linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.20.43.220	300s	—	AS13335	Cloudflare, Inc.	104.20.0.0/18	—	—
172.66.156.207	300s	—	AS13335	Cloudflare, Inc.	172.66.128.0/19	—	—

📧 MX Records2 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

🔷 AAAA Records (IPv6)2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:10::6814:2bdc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:10::ac42:9ccf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.20.43.220,172.66.156.207 ipv6hint=2606:4700:10::6814:2bdc,2606:4700:10::ac42:9ccf

📝 TXT Records2 records 151ms

TXT Record
google-site-verification=bLbHBOzPUuLDtasN1gp7KS9XTgE281tToSANF_nmzzc
v=spf1 include:spf.messagingengine.com -all

✉️ SPF

Policy	Record (tenzer.dk)
-all (hard fail)	v=spf1 include:spf.messagingengine.com -all

📨 DMARC

Policy	Record (_dmarc.tenzer.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC102ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413318862
Primary NS (MNAME)	coby.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

37ms

A

31ms

MX

39ms

AAAA

38ms

TXT

151ms

CAA

28ms

HTTPS

44ms

TLSA

245ms

SOA

0ms

MTA-STS

55ms

DNSSEC

102ms

SRV

61ms

Total

856ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:49:01	856ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-03 19:05:36	2602ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-23 08:03:02	4571ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-17 08:46:49	3863ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-11 02:16:16	9521ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-17 14:40:40	1241ms	2 NS 2 A 2 MX	🔒 Secure	View