sb-railing.dk DNS records

🖥️ Nameservers3 records 23ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.firstfind.nl	2a01:b940:1057::53 5.157.86.222	ns3.firstfind.nl ns3.firstfind.nl	AS48635 Your Hosting B.V. AS48635 Your Hosting B.V.
ns4.firstfind.nl	2a01:b940:1057::54 5.157.87.222	— ns4.firstfind.nl	AS48635 Your Hosting B.V. AS48635 Your Hosting B.V.
ns5.firstfind.net	178.128.248.2 2a03:b0c0:2:d0::1183:f001	ns5.firstfind.net ns5.firstfind.net	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.157.87.204	300s	redirect.yourhosting.nl	AS48635	Your Hosting B.V.	5.157.80.0/21	🇳🇱 The Netherlands	—

📧 MX Records2 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	100s	primary.yourfilter.nl	185.103.241.20 185.103.241.21 185.103.241.22 185.103.241.23 185.103.241.25 185.223.33.23 185.223.33.24 185.223.33.27 185.223.33.28 185.223.33.29 185.223.33.30 2a01:b941:2::23 2a01:b941:2::24 2a01:b941:2::25 2a01:b941:2::26 2a01:b941:2::27 2a01:b941:2::28 2a01:b941:2::29 2a01:b941:2::30 2a05:1500:702:9:1c00:2aff:fe00:5554 2a05:1500:702:9:1c00:7fff:fe00:5556 2a05:1500:702:9:1c00:a3ff:fe00:5558 2a05:1500:702:9:1c00:a5ff:fe00:5553 2a05:1500:702:9:1c00:f0ff:fe00:5555	se27-yh.route25.eu se28-yh.route25.eu se29-yh.route25.eu se30-yh.route25.eu se26-yh.route25.eu se23-yh.route25.eu se22-yh.route25.eu se19-yh.route25.eu se18-yh.route25.eu se17-yh.route25.eu se16-yh.route25.eu se23-yh.route25.eu se22-yh.route25.eu se21-yh.route25.eu se20-yh.route25.eu se19-yh.route25.eu se18-yh.route25.eu se17-yh.route25.eu se16-yh.route25.eu se28-yh.route25.eu se30-yh.route25.eu se26-yh.route25.eu se27-yh.route25.eu se29-yh.route25.eu	AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V.
20	100s	fallback.yourfilter.nl	185.103.241.22 185.103.241.23 185.223.33.23 185.223.33.25 185.223.33.26 185.223.33.27 185.223.33.30 2a01:b941:2::23 2a01:b941:2::24 2a01:b941:2::28 2a01:b941:2::29 2a01:b941:2::30 2a05:1500:702:9:1c00:7fff:fe00:5556 2a05:1500:702:9:1c00:f0ff:fe00:5555	se29-yh.route25.eu se30-yh.route25.eu se23-yh.route25.eu se21-yh.route25.eu se20-yh.route25.eu se19-yh.route25.eu se16-yh.route25.eu se23-yh.route25.eu se22-yh.route25.eu se18-yh.route25.eu se17-yh.route25.eu se16-yh.route25.eu se30-yh.route25.eu se29-yh.route25.eu	AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	185.37.70.70
🔶 Autoconfig	185.37.70.70

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 594ms

TXT Record
v=spf1 a mx include:_spf.yourfilter.nl -all

✉️ SPF

Policy	Record (sb-railing.dk)
-all (hard fail)	v=spf1 a mx include:_spf.yourfilter.nl -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)

🔐 DNSSEC108ms

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	2026082701
Primary NS (MNAME)	ns3.firstfind.nl
Responsible (RNAME)	hostmaster@firstfind.nl
Refresh	16384s
Retry	2048s
Expire	1048576s
Minimum (neg-cache TTL)	14400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

23ms

A

40ms

MX

41ms

AAAA

46ms

TXT

594ms

CAA

40ms

HTTPS

40ms

TLSA

552ms

SOA

0ms

MTA-STS

65ms

DNSSEC

108ms

SRV

345ms

Total

2668ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 15:52:54	2668ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-20 02:52:57	22670ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-13 15:16:42	7034ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-06 03:08:04	5662ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-30 19:30:05	18926ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-23 08:18:20	3353ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-16 17:13:43	8057ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-09 22:43:26	11825ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-03 10:36:23	2216ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-25 19:59:02	8432ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-21 10:10:22	1569ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-18 00:11:11	3008ms	3 NS 1 A 2 MX	🔓 Insecure	View