bybertelsen.dk DNS records

🖥️ Nameservers3 records 98ms

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 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.142	3600s	linux130.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 92ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	bybertelsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::9 2a01:111:f403:ca09::1 2a01:111:f403:ca09::6 52.101.68.36 52.101.73.22 52.101.73.28 52.101.73.8	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.8
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 115ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 210ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.bybertelsen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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)

🔐 DNSSEC156ms

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

🏷️ SOA0ms

Field	Value
Serial	2025102909
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

98ms

A

74ms

MX

92ms

AAAA

92ms

TXT

210ms

CAA

91ms

HTTPS

69ms

TLSA

608ms

SOA

0ms

MTA-STS

121ms

DNSSEC

156ms

SRV

115ms

Total

1410ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 15:48:20	1410ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 06:05:45	1214ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 19:29:27	1276ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 22:20:40	3662ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 10:08:24	1172ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 18:11:05	915ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:07:32	3788ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:05:19	2082ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:00:02	687ms	3 NS 1 A 1 MX	🔒 Secure	View