tbg.dk DNS records

🖥️ Nameservers3 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tbg-dk.mail.protection.outlook.com	2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 2a01:111:f403:ca09::8 2a01:111:f403:ca09::e 52.101.68.3 52.101.73.153 52.101.73.30 52.101.73.4	mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation 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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 345ms

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

📝 TXT Records1 records 561ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net -all

✉️ SPF

Policy	Record (tbg.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net -all

📨 DMARC

Policy	Record (_dmarc.tbg.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@tbg.dk; ruf=mailto:dmarc@tbg.dk; sp=none; fo=1;

📬 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)

🔐 DNSSEC131ms

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

🏷️ SOA68ms

Field	Value
Serial	2026010800
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

59ms

A

50ms

MX

73ms

AAAA

51ms

TXT

561ms

CAA

55ms

HTTPS

54ms

TLSA

132ms

SOA

68ms

MTA-STS

98ms

DNSSEC

131ms

SRV

345ms

Total

2991ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-20 06:03:32	2991ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 12:10:56	3541ms	3 NS 1 A 1 MX	🔓 Insecure	View