xtension.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
danica.ns.cloudflare.com	108.162.194.187 162.159.38.187 172.64.34.187 2606:4700:50::a29f:26bb 2803:f800:50::6ca2:c2bb 2a06:98c1:50::ac40:22bb	danica.ns.cloudflare.com danica.ns.cloudflare.com danica.ns.cloudflare.com danica.ns.cloudflare.com danica.ns.cloudflare.com danica.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sri.ns.cloudflare.com	108.162.193.234 172.64.33.234 173.245.59.234 2606:4700:58::adf5:3bea 2803:f800:50::6ca2:c1ea 2a06:98c1:50::ac40:21ea	sri.ns.cloudflare.com sri.ns.cloudflare.com sri.ns.cloudflare.com sri.ns.cloudflare.com sri.ns.cloudflare.com sri.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2.106.187.13	300s	2-106-187-13-cable.dk.customer.tdc.net	AS3292	TDC Holding A/S	2.104.0.0/14	🇩🇰 Denmark	Bagsværd

📧 MX Records1 records 25ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.brygger.dk	172.232.141.241	mail.brygger.dk	AS63949 Akamai Connected Cloud

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	mail.brygger.dk → 172.232.141.241
🔶 Autoconfig	mail.brygger.dk → 172.232.141.241

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records3 records 68ms

Service	Weight	Port	Target
_autodiscover._tcp	1	443	mail.brygger.dk
_imap._tcp	1	143	mail.brygger.dk
_imaps._tcp	1	993	mail.brygger.dk

📝 TXT Records1 records 176ms

TXT Record
v=spf1 ip4:172.232.141.241 -all

✉️ SPF

Policy	Record (xtension.dk)
-all (hard fail)	v=spf1 ip4:172.232.141.241 -all

📨 DMARC

Policy	Record (_dmarc.xtension.dk)
p=reject	v=DMARC1;p=reject;rua=mailto:dmarc@xtension.dk;ruf=mailto:dmarc@xtension.dk;adkim=s;aspf=s

📬 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 / DANE1 records 45ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.brygger.dk	DANE-EE · SPKI · SHA-256	3391386CB0EB79092A16769A3F3D46AF…

🔐 DNSSEC96ms

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	2413689415
Primary NS (MNAME)	danica.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

31ms

A

27ms

MX

25ms

AAAA

27ms

TXT

176ms

CAA

25ms

HTTPS

29ms

TLSA

45ms

SOA

0ms

MTA-STS

58ms

DNSSEC

96ms

SRV

68ms

Total

580ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 23:13:11	580ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-30 19:03:34	1638ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 21:01:19	698ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 14:25:50	2740ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 02:29:57	9864ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 23:45:00	10459ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-13 01:54:09	808ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-30 14:25:06	985ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 03:45:57	1205ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 17:23:22	863ms	2 NS 1 A 1 MX	🔓 Insecure	View