sbstudierejser.dk DNS records

🖥️ Nameservers2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
fred.ns.cloudflare.com	108.162.193.113 172.64.33.113 173.245.59.113 2606:4700:58::adf5:3b71 2803:f800:50::6ca2:c171 2a06:98c1:50::ac40:2171	fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
olivia.ns.cloudflare.com	108.162.194.221 162.159.38.221 172.64.34.221 2606:4700:50::a29f:26dd 2803:f800:50::6ca2:c2dd 2a06:98c1:50::ac40:22dd	olivia.ns.cloudflare.com olivia.ns.cloudflare.com olivia.ns.cloudflare.com olivia.ns.cloudflare.com olivia.ns.cloudflare.com olivia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 132ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.221.38.78	300s	s1c3lb2.shopfactory.io	AS48854	team.blue Denmark A/S	185.221.36.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 127ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.sbstudierejser.dk	185.221.38.78	s1c3lb2.shopfactory.io	AS48854 team.blue Denmark A/S
20	300s	backup-mx.wannafind.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	185.221.38.78
🔶 Autoconfig	185.221.38.78

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.sbstudierejser.dk	4tdkEvzZbEqFFiPmFDeLijyKNvDWbPPPgEQH8FGZq5c
TXT	_acme-challenge.sbstudierejser.dk	N2JSLaaqdlCyxWSmZio_ls0vwV-1oiyDxnyEiLDyi2g

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC333ms

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	2413617311
Primary NS (MNAME)	fred.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

53ms

A

132ms

MX

127ms

AAAA

125ms

TXT

463ms

CAA

126ms

HTTPS

243ms

TLSA

223ms

SOA

0ms

MTA-STS

269ms

DNSSEC

333ms

SRV

288ms

Total

2225ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 03:17:50	2225ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-24 21:31:52	2912ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-17 01:35:57	1121ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-27 05:32:47	861ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-26 10:29:46	839ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 20:03:46	806ms	2 NS 1 A 2 MX	🔓 Insecure	View