ferro.dk DNS records

🖥️ Nameservers2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
elsa.ns.cloudflare.com	108.162.192.111 172.64.32.111 173.245.58.111 2606:4700:50::adf5:3a6f 2803:f800:50::6ca2:c06f 2a06:98c1:50::ac40:206f	elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
logan.ns.cloudflare.com	108.162.193.198 172.64.33.198 173.245.59.198 2606:4700:58::adf5:3bc6 2803:f800:50::6ca2:c1c6 2a06:98c1:50::ac40:21c6	logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.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
104.21.86.73	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.216.144	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 67ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:d890	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:5649	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 43ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.86.73,172.67.216.144 ech=AEX+DQBBhQAgACCsBiWspWjHzCLz278GdCrSbKABpRB6d0SdyK5bSygwdwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:d890,2606:4700:3036::6815:5649

📝 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)

🔐 DNSSEC144ms

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	2410362571
Primary NS (MNAME)	elsa.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

60ms

A

46ms

MX

68ms

AAAA

67ms

TXT

202ms

CAA

45ms

HTTPS

43ms

TLSA

235ms

SOA

0ms

MTA-STS

67ms

DNSSEC

144ms

SRV

118ms

Total

1016ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-25 09:40:41	1016ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-23 17:08:50	722ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 11:13:53	664ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 10:02:51	677ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 03:25:07	9742ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-19 01:36:25	2033ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 01:21:07	1255ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 17:12:26	816ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-14 11:11:55	789ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-11 21:45:06	756ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-10 15:07:20	767ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-09 04:43:39	1188ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-07 07:09:29	1030ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-05 15:50:23	498ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 11:19:31	549ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-02 22:14:00	628ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 22:40:10	2665ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 23:50:20	696ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-21 12:21:09	1192ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 03:13:21	586ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-17 09:34:18	765ms	3 NS 1 A 0 MX	🔒 Secure	View