frvbibl.dk DNS records

🖥️ Nameservers2 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
alberto.ns.cloudflare.com	108.162.195.18 162.159.44.18 172.64.35.18 2606:4700:58::a29f:2c12 2803:f800:50::6ca2:c312 2a06:98c1:50::ac40:2312	alberto.ns.cloudflare.com alberto.ns.cloudflare.com alberto.ns.cloudflare.com alberto.ns.cloudflare.com alberto.ns.cloudflare.com alberto.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
elma.ns.cloudflare.com	108.162.192.154 172.64.32.154 173.245.58.154 2606:4700:50::adf5:3a9a 2803:f800:50::6ca2:c09a 2a06:98c1:50::ac40:209a	elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.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
104.21.37.50	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.203.247	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:2532	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:cbf7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.37.50,172.67.203.247 ech=AEX+DQBBcwAgACBHsaUCJ1dxRuGx7OGawJ1o7YPK6FUTyqwDJ3y3sJG9IgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:2532,2606:4700:3037::ac43:cbf7

📝 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)

🔐 DNSSEC76ms

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	2408563874
Primary NS (MNAME)	alberto.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

41ms

A

46ms

MX

48ms

AAAA

41ms

TXT

175ms

CAA

39ms

HTTPS

61ms

TLSA

54ms

SOA

0ms

MTA-STS

57ms

DNSSEC

76ms

SRV

65ms

Total

553ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 00:14:49	553ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-03 14:28:30	1841ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-01 09:43:53	9391ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 15:51:05	6568ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 16:31:24	1178ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 05:17:29	975ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 09:27:23	778ms	4 NS 1 A 1 MX	🔓 Insecure	View