tbsalling.dk DNS records

🖥️ Nameservers2 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
pdns03.domaincontrol.com	2603:5:21f0::33 97.74.111.51	pdns03.domaincontrol.com pdns03.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH
pdns04.domaincontrol.com	173.201.79.51 2603:5:22f0::33	pdns04.domaincontrol.com pdns04.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH

🌍 A Records4 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.199.108.153	600s	cdn-185-199-108-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.109.153	600s	cdn-185-199-109-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.110.153	600s	cdn-185-199-110-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.111.153	600s	cdn-185-199-111-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—

📧 MX Records1 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	770766868.pamx1.hotmail.com	52.101.194.1 52.101.68.33 52.101.68.38 52.101.9.3	— — — —	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

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

🔷 AAAA Records (IPv6)1 records 76ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:50c0:8000::153	600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 340ms

TXT Record
v=spf1 include:outlook.com include:aspmx.googlemail.com -all
v=verifydomain MS=1330253

✉️ SPF

Policy	Record (tbsalling.dk)
-all (hard fail)	v=spf1 include:outlook.com include:aspmx.googlemail.com -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 / DANE

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

🔐 DNSSEC119ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA66ms

Field	Value
Serial	2023111400
Primary NS (MNAME)	pdns03.domaincontrol.com
Responsible (RNAME)	dns@jomax.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

63ms

A

50ms

MX

67ms

AAAA

76ms

TXT

340ms

CAA

61ms

HTTPS

60ms

TLSA

131ms

SOA

66ms

MTA-STS

91ms

DNSSEC

119ms

SRV

660ms

Total

1265ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 23:52:25	839ms	2 NS 4 A 1 MX	🔓 Insecure	View
2026-08-28 05:20:53	908ms	2 NS 4 A 1 MX	🔓 Insecure	View
2026-08-26 02:46:46	829ms	2 NS 4 A 1 MX	🔓 Insecure	View
2026-06-20 04:26:08	1265ms	2 NS 4 A 1 MX	🔓 Insecure	View
2026-06-18 03:28:46	1594ms	2 NS 4 A 1 MX	🔓 Insecure	View