dev-null.dk DNS records

🖥️ Nameservers2 records 76ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.desec.io	2607:f740:e633:deec::2 45.54.76.1	ns1.desec.io ns1.desec.io	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
ns2.desec.org	157.53.224.1 2607:f740:e00a:deec::2	ns2.desec.org ns2.desec.org	AS36217 NetActuate, Inc AS36217 NetActuate, Inc

🌍 A Records1 records 199ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
176.9.18.239	3600s	static.239.18.9.176.clients.your-server.de	AS24940	Hetzner Online GmbH	176.9.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 104ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	19f8521e.21.ik2.com	162.213.157.172 207.81.189.178 38.246.57.230 64.38.239.83	s236a.ik2.com s250a.ik2.com s602e.ik2.com s480d.ik2.com	AS54527 Astute Internet AS852 TELUS Communications Inc. AS395584 Data Management AS20454 SECURED SERVERS LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 370ms

TXT Record
google-site-verification=_YZfy9wKcQ_4CVCR9qRJKdFMGl3OAiMfh3O30hXS758
v=spf1 mx ip4:135.181.91.27 ip6:2a01:4f9:c010:cb2f::1 -all

✉️ SPF

Policy	Record (dev-null.dk)
-all (hard fail)	v=spf1 mx ip4:135.181.91.27 ip6:2a01:4f9:c010:cb2f::1 -all

📨 DMARC

Policy	Record (_dmarc.dev-null.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;fo=1;rf=afrf;rua=mailto:abuse@snulvin.org;ruf=mailto:abuse@snulvin.org

📬 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)

🔐 DNSSEC277ms

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

🏷️ SOA0ms

Field	Value
Serial	2023093861
Primary NS (MNAME)	get.desec.io
Responsible (RNAME)	get@desec.io
Refresh	86400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

76ms

A

199ms

MX

104ms

AAAA

79ms

TXT

370ms

CAA

67ms

HTTPS

91ms

TLSA

672ms

SOA

0ms

MTA-STS

91ms

DNSSEC

277ms

SRV

175ms

Total

3402ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:02:51	3171ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 17:54:45	2636ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 02:08:11	13252ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 05:53:28	5624ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 17:00:08	3402ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 22:30:22	1317ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 09:56:51	9281ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 10:15:33	1252ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 19:43:32	9471ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 18:20:17	4614ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 01:51:32	3704ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 23:07:02	4757ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 02:50:36	3088ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 02:30:05	2884ms	2 NS 1 A 1 MX	🔒 Secure	View