sac-ss.dk DNS records

🖥️ Nameservers2 records 91ms

Nameserver	IP addresses	PTR	ASN / ISP
anirban.ns.cloudflare.com	108.162.193.64 172.64.33.64 173.245.59.64 2606:4700:58::adf5:3b40 2803:f800:50::6ca2:c140 2a06:98c1:50::ac40:2140	anirban.ns.cloudflare.com anirban.ns.cloudflare.com anirban.ns.cloudflare.com anirban.ns.cloudflare.com anirban.ns.cloudflare.com anirban.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stella.ns.cloudflare.com	108.162.194.154 162.159.38.154 172.64.34.154 2606:4700:50::a29f:269a 2803:f800:50::6ca2:c29a 2a06:98c1:50::ac40:229a	stella.ns.cloudflare.com stella.ns.cloudflare.com stella.ns.cloudflare.com stella.ns.cloudflare.com stella.ns.cloudflare.com stella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.87.133	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.97	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	300s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
20	300s	mx3-dk.centerasecurity.dk	128.76.60.187 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	172.67.143.97

🔷 AAAA Records (IPv6)2 records 60ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:5785	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:8f61	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 96ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.87.133,172.67.143.97 ech=AEX+DQBB7QAgACCdRBU4DC7+UFr9WTgJhh5WmJVAgJVDrnLLbokpfbKRSAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5785,2606:4700:3032::ac43:8f61

🔌 SRV Records1 records 125ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 341ms

TXT Record
MS=ms36261565
mscid=issRXEG1ijNuodp6QTrgiAg93+e81klWxHUbApqKcdKLsINGpFS/cWUCeECPpsflYFBPxswl5BHEVID+fLmvRg==
v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk ~all

✉️ SPF

Policy	Record (sac-ss.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk ~all

📨 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

🔗 TLSA / DANE6 records 101ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…

🔐 DNSSEC2075ms

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

🏷️ SOA0ms

Field	Value
Serial	2412280057
Primary NS (MNAME)	anirban.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

91ms

A

80ms

MX

45ms

AAAA

60ms

TXT

341ms

CAA

69ms

HTTPS

96ms

TLSA

101ms

SOA

0ms

MTA-STS

111ms

DNSSEC

2075ms

SRV

125ms

Total

3611ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 06:56:47	3611ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-08-03 20:11:45	3307ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-07-22 21:51:26	17311ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-07-05 23:41:53	2031ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-29 22:14:02	1041ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-26 18:37:52	1982ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-18 02:43:12	5098ms	2 NS 2 A 3 MX	🔒 Secure	View