4uservice.dk DNS records

🖥️ Nameservers2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
pola.ns.cloudflare.com	108.162.192.214 172.64.32.214 173.245.58.214 2606:4700:50::adf5:3ad6 2803:f800:50::6ca2:c0d6 2a06:98c1:50::ac40:20d6	pola.ns.cloudflare.com pola.ns.cloudflare.com pola.ns.cloudflare.com pola.ns.cloudflare.com pola.ns.cloudflare.com pola.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zeus.ns.cloudflare.com	108.162.193.249 172.64.33.249 173.245.59.249 2606:4700:58::adf5:3bf9 2803:f800:50::6ca2:c1f9 2a06:98c1:50::ac40:21f9	zeus.ns.cloudflare.com zeus.ns.cloudflare.com zeus.ns.cloudflare.com zeus.ns.cloudflare.com zeus.ns.cloudflare.com zeus.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.12.29	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.234	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c0f::1b 2a00:1450:4010:c0f::1b 64.233.161.27	lt-in-x1b.1e100.net lt-in-f27.1e100.net lh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:83ea	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:c1d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 57ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.12.29,172.67.131.234 ech=AEX+DQBBvQAgACDpdfGVX0r8uwLmFl+1tO2MdzPQQvlMOm+9SjHMKc6aCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:83ea,2606:4700:3035::6815:c1d

📝 TXT Records1 records 211ms

TXT Record
google-site-verification=IYImOo8o4ylfaWPZgJ-GYz4HpgDKMQ4bOCqBRR4RGec

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.4uservice.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:dmarc_rua@onsecureserver.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)

🔐 DNSSEC96ms

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	2410631256
Primary NS (MNAME)	pola.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

52ms

A

50ms

MX

52ms

AAAA

55ms

TXT

211ms

CAA

49ms

HTTPS

57ms

TLSA

134ms

SOA

0ms

MTA-STS

70ms

DNSSEC

96ms

SRV

73ms

Total

859ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 13:11:15	859ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-28 04:29:23	1383ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-27 04:05:43	1437ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-08 23:22:14	3850ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-01 09:04:18	1239ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-20 02:51:41	791ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-16 12:50:45	1591ms	2 NS 2 A 5 MX	🔓 Insecure	View