erhvervsrengoeringstilbud.dk DNS records

🖥️ Nameservers2 records 81ms

Nameserver	IP addresses	PTR	ASN / ISP
clark.ns.cloudflare.com	108.162.193.87 172.64.33.87 173.245.59.87 2606:4700:58::adf5:3b57 2803:f800:50::6ca2:c157 2a06:98c1:50::ac40:2157	clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
isla.ns.cloudflare.com	108.162.192.119 172.64.32.119 173.245.58.119 2606:4700:50::adf5:3a77 2803:f800:50::6ca2:c077 2a06:98c1:50::ac40:2077	isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.47	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.130.61	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.3.47
🔶 Autoconfig	172.67.130.61

🔷 AAAA Records (IPv6)2 records 115ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:32f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:823d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 91ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.47,172.67.130.61 ech=AEX+DQBB7wAgACBE1Eqlr/7DkDPvKduVzDj+mly51qFBYNzqLjPAl1sZfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:32f,2606:4700:3037::ac43:823d

📝 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)

🔐 DNSSEC179ms

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	2412723924
Primary NS (MNAME)	clark.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

81ms

A

84ms

MX

128ms

AAAA

115ms

TXT

272ms

CAA

104ms

HTTPS

91ms

TLSA

95ms

SOA

0ms

MTA-STS

172ms

DNSSEC

179ms

SRV

147ms

Total

839ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:24:36	839ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-21 05:26:00	5641ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-18 23:08:45	11196ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-17 18:35:30	8992ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 00:49:49	5715ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 23:41:49	977ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 22:59:35	756ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 08:05:28	352ms	2 NS 2 A 0 MX	🔓 Insecure	View