rctruck.dk DNS records

🖥️ Nameservers2 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
serena.ns.cloudflare.com	108.162.192.220 172.64.32.220 173.245.58.220 2606:4700:50::adf5:3adc 2803:f800:50::6ca2:c0dc 2a06:98c1:50::ac40:20dc	serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vern.ns.cloudflare.com	108.162.193.243 172.64.33.243 173.245.59.243 2606:4700:58::adf5:3bf3 2803:f800:50::6ca2:c1f3 2a06:98c1:50::ac40:21f3	vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.31.159	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.178.62	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:b23e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:1f9f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 53ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.31.159,172.67.178.62 ech=AEX+DQBBMAAgACDyfihP2LKm/0hDolBkx9R4ybtJ0zo8NFCdjUZsgKXAHwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:b23e,2606:4700:3034::6815:1f9f

📝 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

🔗 TLSA / DANE

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

🔐 DNSSEC98ms

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	2412216072
Primary NS (MNAME)	serena.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

35ms

A

46ms

MX

34ms

AAAA

57ms

TXT

191ms

CAA

67ms

HTTPS

53ms

TLSA

57ms

SOA

0ms

MTA-STS

59ms

DNSSEC

98ms

SRV

227ms

Total

926ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 21:16:37	926ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-09 20:53:47	3428ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-06 00:06:26	928ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-07-29 02:27:23	791ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 23:46:56	701ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 23:37:16	717ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 22:49:06	750ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 22:19:04	844ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 21:06:48	8928ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 20:38:55	8528ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 05:29:38	810ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 00:18:38	755ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 20:02:40	737ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-17 13:54:48	808ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 09:27:05	833ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-14 09:06:36	2619ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-11 15:52:46	8611ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-08 20:46:32	755ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-07 00:24:51	956ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 17:07:27	3857ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-03 14:51:47	5078ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-28 07:30:57	1493ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-19 18:52:55	517ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 13:55:30	1785ms	2 NS 1 A 2 MX	🔒 Secure	View