rt102.dk DNS records

🖥️ Nameservers2 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
jihoon.ns.cloudflare.com	108.162.195.233 162.159.44.233 172.64.35.233 2606:4700:58::a29f:2ce9 2803:f800:50::6ca2:c3e9 2a06:98c1:50::ac40:23e9	jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
june.ns.cloudflare.com	108.162.192.176 172.64.32.176 173.245.58.176 2606:4700:50::adf5:3ab0 2803:f800:50::6ca2:c0b0 2a06:98c1:50::ac40:20b0	june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.137.143.204	300s	—	AS48854	team.blue Denmark A/S	94.137.128.0/20	🇩🇰 Denmark	Aalborg

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 79ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	5	10	5061	sipfed.online.lync.com

📝 TXT Records1 records 216ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rt102.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.rt102.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; fo=1; rf=afrf; rua=mailto:dmarc@cloudpit.dk; ruf=mailto:dmarc@cloudpit.dk; pct=100; ri=86400

📬 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.rt102.dk	aZWQTNrdwcdIIEg9Y6EJ4mdvcgKPnAaA2spH0oXws7A
TXT	_acme-challenge.rt102.dk	mtiMdtbUXIwVSWY2rbnRjS75N_JHhRECR4i6Vd3vFYI

🔗 TLSA / DANE

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

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2413608942
Primary NS (MNAME)	jihoon.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

57ms

A

37ms

MX

53ms

AAAA

40ms

TXT

216ms

CAA

49ms

HTTPS

35ms

TLSA

55ms

SOA

0ms

MTA-STS

78ms

DNSSEC

81ms

SRV

79ms

Total

590ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 04:22:47	590ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-31 04:14:19	929ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 18:35:46	535ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 21:41:50	1924ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 19:55:44	4800ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 01:22:09	2853ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-04 08:29:24	882ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-19 23:57:08	1016ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-06 20:19:56	923ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-19 22:03:45	1725ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-17 20:20:04	714ms	2 NS 1 A 0 MX	🔒 Secure	View