4dd0.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
chad.ns.cloudflare.com	108.162.193.82 172.64.33.82 173.245.59.82 2606:4700:58::adf5:3b52 2803:f800:50::6ca2:c152 2a06:98c1:50::ac40:2152	chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kate.ns.cloudflare.com	108.162.192.124 172.64.32.124 173.245.58.124 2606:4700:50::adf5:3a7c 2803:f800:50::6ca2:c07c 2a06:98c1:50::ac40:207c	kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.41.41	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.249	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	86400s	aspmx.l.google.com	142.251.9.26 2a00:1450:4025:c01::1b	rc-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	86400s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	86400s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	86400s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4000:1025::1a	lcdels-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	86400s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:2929	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:9ff9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.41.41,172.67.159.249 ech=AEX+DQBBqgAgACDoLtW1D936N1IOECuxYRRPe7h8MJBej8DNLfjBq/ZvQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2929,2606:4700:3031::ac43:9ff9

📝 TXT Records3 records 138ms

TXT Record
google-site-verification=_W0Ca7aDWWCt3sLwsQ2wYRdLSwRk3JqJGkrpt7_C3ns
v=DMARC1; p=none; rua=mailto:postmaster@4dd0.dk
v=spf1 include:_spf.google.com ~all

✉️ SPF

Policy	Record (4dd0.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC

Policy	Record (_dmarc.4dd0.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:43f936901bc0466086fef82333671a3c@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC97ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413305177
Primary NS (MNAME)	chad.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

36ms

A

29ms

MX

29ms

AAAA

29ms

TXT

138ms

CAA

26ms

HTTPS

34ms

TLSA

59ms

SOA

0ms

MTA-STS

50ms

DNSSEC

97ms

SRV

60ms

Total

1149ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:52:57	1149ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-09 13:29:59	1653ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-31 19:44:30	2130ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-20 08:52:10	1254ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-12 04:58:11	1633ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-23 04:31:16	1171ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-16 13:14:20	790ms	2 NS 2 A 5 MX	🔒 Secure	View