bsim.dk DNS records

🖥️ Nameservers2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
aragorn.ns.cloudflare.com	108.162.193.67 172.64.33.67 173.245.59.67 2606:4700:58::adf5:3b43 2803:f800:50::6ca2:c143 2a06:98c1:50::ac40:2143	aragorn.ns.cloudflare.com aragorn.ns.cloudflare.com aragorn.ns.cloudflare.com aragorn.ns.cloudflare.com aragorn.ns.cloudflare.com aragorn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
julissa.ns.cloudflare.com	108.162.194.105 162.159.38.105 172.64.34.105 2606:4700:50::a29f:2669 2803:f800:50::6ca2:c269 2a06:98c1:50::ac40:2269	julissa.ns.cloudflare.com julissa.ns.cloudflare.com julissa.ns.cloudflare.com julissa.ns.cloudflare.com julissa.ns.cloudflare.com julissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.91.159	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.175.88	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.sbi.dk	130.226.99.39	h07.fkj12-gw.global.aalborguniversitet.dk	AS1835 IDDQD-AS

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.91.159
🔶 Autoconfig	104.21.91.159

🔷 AAAA Records (IPv6)2 records 77ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:af58	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:5b9f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 52ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.91.159,172.67.175.88 ech=AEX+DQBB3gAgACCrNeffYBs54Ic9ySmupUCgFow0o7lg/fz5Dfsa4DNSIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:af58,2606:4700:3035::6815:5b9f

📝 TXT Records1 records 375ms

TXT Record
v=spf1 include:_spfhard.aau.dk -all

✉️ SPF

Policy	Record (bsim.dk)
-all (hard fail)	v=spf1 include:_spfhard.aau.dk -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)

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2411887258
Primary NS (MNAME)	aragorn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

38ms

A

54ms

MX

67ms

AAAA

77ms

TXT

375ms

CAA

45ms

HTTPS

52ms

TLSA

103ms

SOA

0ms

MTA-STS

69ms

DNSSEC

96ms

SRV

99ms

Total

1496ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 12:44:22	1496ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-12 03:44:38	1689ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-23 08:51:16	2111ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 23:25:50	908ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 15:37:32	1053ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 10:34:53	936ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 16:25:16	1058ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 07:06:46	926ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 01:58:57	394ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 01:15:41	730ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 17:51:04	2792ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 17:45:44	1648ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 17:30:07	594ms	2 NS 2 A 1 MX	🔓 Insecure	View