a2012.dk DNS records

🖥️ Nameservers2 records 76ms

Nameserver	IP addresses	PTR	ASN / ISP
everton.ns.cloudflare.com	108.162.195.201 162.159.44.201 172.64.35.201 2606:4700:58::a29f:2cc9 2803:f800:50::6ca2:c3c9 2a06:98c1:50::ac40:23c9	everton.ns.cloudflare.com everton.ns.cloudflare.com everton.ns.cloudflare.com everton.ns.cloudflare.com everton.ns.cloudflare.com everton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jessica.ns.cloudflare.com	108.162.192.171 172.64.32.171 173.245.58.171 2606:4700:50::adf5:3aab 2803:f800:50::6ca2:c0ab 2a06:98c1:50::ac40:20ab	jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 69ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.27.33	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.168.220	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.a2012.dk	185.125.83.252	mail.tunenet.dk	AS31027 GlobalConnect A/S
50	300s	mail01.srv.tunenet.dk	185.125.83.230 2a06:b740:1:1::230:1	mail01.srv.tunenet.dk mail01.srv.tunenet.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	mail.a2012.dk → 185.125.83.252

🔷 AAAA Records (IPv6)2 records 117ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:a8dc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:1b21	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 143ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.27.33,172.67.168.220 ech=AEX+DQBBeQAgACAV+ZluLg002WcJ+6hD4/CA0Rwn2Oc37c8CNEzr8wD0EgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:a8dc,2606:4700:3036::6815:1b21

🔌 SRV Records1 records 158ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail.a2012.dk

📝 TXT Records1 records 339ms

TXT Record
v=spf1 ip4:185.125.83.252 a mx -all

✉️ SPF

Policy	Record (a2012.dk)
-all (hard fail)	v=spf1 ip4:185.125.83.252 a mx -all

📨 DMARC

Policy	Record (_dmarc.a2012.dk)
p=reject	v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:tkn-dmarc-rapporter@tunenet.dk;

📬 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)

🔐 DNSSEC248ms

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	2413432041
Primary NS (MNAME)	everton.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

76ms

A

69ms

MX

90ms

AAAA

117ms

TXT

339ms

CAA

65ms

HTTPS

143ms

TLSA

303ms

SOA

0ms

MTA-STS

160ms

DNSSEC

248ms

SRV

158ms

Total

2056ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 17:08:07	2056ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-27 09:31:41	9199ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-01 21:29:08	1226ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 13:15:09	926ms	2 NS 2 A 2 MX	🔓 Insecure	View