linuxtech.dk DNS records

🖥️ Nameservers2 records 126ms

Nameserver	IP addresses	PTR	ASN / ISP
adam.ns.cloudflare.com	108.162.193.54 172.64.33.54 173.245.59.54 2606:4700:58::adf5:3b36 2803:f800:50::6ca2:c136 2a06:98c1:50::ac40:2136	adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
crystal.ns.cloudflare.com	108.162.194.202 162.159.38.202 172.64.34.202 2606:4700:50::a29f:26ca 2803:f800:50::6ca2:c2ca 2a06:98c1:50::ac40:22ca	crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 148ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.136.92.198	300s	198.192-26.92.136.83.in-addr.arpa mail.hyber.dk	AS31027	GlobalConnect A/S	83.136.88.0/21	🇩🇰 Denmark	Haderslev

📧 MX Records1 records 104ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.hyber.dk	83.136.92.198 83.136.92.198	198.192-26.92.136.83.in-addr.arpa mail.hyber.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	mail.hyber.dk → 83.136.92.198
🔶 Autoconfig	mail.hyber.dk → 83.136.92.198

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 621ms

TXT Record
v=spf1 ip4:83.136.92.198 include:mail.hyber.dk -all

✉️ SPF

Policy	Record (linuxtech.dk)
-all (hard fail)	v=spf1 ip4:83.136.92.198 include:mail.hyber.dk -all

📨 DMARC

Policy	Record (_dmarc.linuxtech.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:hyber@hyber.dk

📬 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.linuxtech.dk	iHbbJz-Uhlg4Q-gyXjdp0PdDrBhsGTzkxwbERDzGq_g
TXT	_acme-challenge.linuxtech.dk	OOnMHj62vKFzPMr-YHV6goAsy8oa2n6RHmx7eli1ElI

🔗 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	2412567468
Primary NS (MNAME)	adam.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

126ms

A

148ms

MX

104ms

AAAA

91ms

TXT

621ms

CAA

170ms

HTTPS

113ms

TLSA

266ms

SOA

0ms

MTA-STS

155ms

DNSSEC

277ms

SRV

203ms

Total

5251ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 06:40:08	856ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 05:52:10	2414ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 03:46:38	5251ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 02:58:50	2362ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 19:15:30	1225ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 19:45:58	1760ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 18:37:28	1237ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 11:18:16	2327ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 05:28:56	856ms	2 NS 1 A 1 MX	🔒 Secure	View