rrbj.dk DNS records

🖥️ Nameservers4 records 47ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.191.216.118	3600s	—	AS39642	Sinal A/S	85.191.128.0/17	🇩🇰 Denmark	Aalborg

📧 MX Records2 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	danskrevision-dk.mx1.comendosystems.com	192.162.219.255 2a01:77c0:1619:4102:a81b:80d0:e56c:edc0	mx41.electric.net gw2-1535.security.comendo.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	600s	danskrevision-dk.mx2.comendosystems.net	192.162.219.155	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 108ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sip.rrbj.dk

📝 TXT Records2 records 161ms

TXT Record
MS=ms76356915
v=spf1 a:danskrevision-dk.mx1.comendosystems.com a:danskrevision-dk.mx2.comendosystems.net a:mx12.electric.net a:mx6.electric.net ip4:212.60.118.129 include:spf.comendosystems.com include:mail.zendesk.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rrbj.dk)
-all (hard fail)	v=spf1 a:danskrevision-dk.mx1.comendosystems.com a:danskrevision-dk.mx2.comendosystems.net a:mx12.electric.net a:mx6.electric.net ip4:212.60.118.129 include:spf.comendosystems.com include:mail.zendesk.com include:spf.protection.outlook.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)

🔐 DNSSEC104ms

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

🏷️ SOA0ms

Field	Value
Serial	2025040900
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

47ms

A

50ms

MX

66ms

AAAA

88ms

TXT

161ms

CAA

76ms

HTTPS

74ms

TLSA

279ms

SOA

0ms

MTA-STS

82ms

DNSSEC

104ms

SRV

108ms

Total

1015ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 13:59:52	1015ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 20:52:32	942ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-27 15:24:40	865ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-26 07:40:55	1051ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 17:53:59	1590ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 11:53:02	1189ms	4 NS 1 A 2 MX	🔒 Secure	View