dfgu.dk DNS records

🖥️ Nameservers2 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
roman.ns.cloudflare.com	108.162.195.103 162.159.44.103 172.64.35.103 2606:4700:58::a29f:2c67 2803:f800:50::6ca2:c367 2a06:98c1:50::ac40:2367	roman.ns.cloudflare.com roman.ns.cloudflare.com roman.ns.cloudflare.com roman.ns.cloudflare.com roman.ns.cloudflare.com roman.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sarah.ns.cloudflare.com	108.162.194.218 162.159.38.218 172.64.34.218 2606:4700:50::a29f:26da 2803:f800:50::6ca2:c2da 2a06:98c1:50::ac40:22da	sarah.ns.cloudflare.com sarah.ns.cloudflare.com sarah.ns.cloudflare.com sarah.ns.cloudflare.com sarah.ns.cloudflare.com sarah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.0.122	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.150.242	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::ac43:96f2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:7a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.0.122,172.67.150.242 ech=AEX+DQBBSwAgACB8hS7XGTvwvsw2I2tpNnL/N/Dx/JBih2q1hmm6BxbXYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:96f2,2606:4700:3037::6815:7a

📝 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)

🔐 DNSSEC103ms

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	2408563226
Primary NS (MNAME)	roman.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

57ms

A

57ms

MX

48ms

AAAA

46ms

TXT

224ms

CAA

46ms

HTTPS

44ms

TLSA

74ms

SOA

0ms

MTA-STS

64ms

DNSSEC

103ms

SRV

89ms

Total

692ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 05:59:37	692ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-04 12:35:14	5315ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-28 00:49:32	898ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 17:51:01	2068ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 15:28:05	845ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 09:58:14	1115ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 23:02:27	1306ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 10:04:46	752ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 22:29:41	793ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 08:24:10	2770ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 21:52:40	914ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 02:36:23	453ms	4 NS 1 A 1 MX	🔓 Insecure	View