brsj.dk DNS records

🖥️ Nameservers2 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 66ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.197.250.177	600s	lb1.corp.cabana.dk	AS48854	team.blue Denmark A/S	91.197.248.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	600s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.aabenraa.dk → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records5 records 195ms

TXT Record
_7gx11dvv6nyqqnro2cpw29xoqcbefn8
_t7pjj3c8dxca3vt2ps2jrte3sk4sqae
cisco-ci-domain-verification=1cf76f78a66abf599551dc4a5b66f94d0f161c694674f7a2aa8e67278817372b
MS=ms68202777
v=spf1 include:_spf54360.spf-protect.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (brsj.dk)
-all (hard fail)	v=spf1 include:_spf54360.spf-protect.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.brsj.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:60bf5e0e6247f@dmarc.centerasecurity.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 / DANE4 records 72ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…

🔐 DNSSEC103ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

66ms

MX

59ms

AAAA

60ms

TXT

195ms

CAA

70ms

HTTPS

42ms

TLSA

72ms

SOA

0ms

MTA-STS

98ms

DNSSEC

103ms

SRV

137ms

Total

1151ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-11 10:59:08	1151ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-03 11:37:26	8853ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-18 16:21:03	9355ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-14 05:21:52	1552ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-04 14:51:34	1102ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-02 23:30:13	15583ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 22:48:49	1548ms	0 NS 0 A 0 MX	⚠️ Bogus	View
2026-06-22 18:27:24	1365ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 18:02:32	1128ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 21:32:26	3502ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 17:10:33	831ms	2 NS 1 A 2 MX	🔒 Secure	View