nobelnet.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
cruz.ns.cloudflare.com	108.162.192.88 172.64.32.88 173.245.58.88 2606:4700:50::adf5:3a58 2803:f800:50::6ca2:c058 2a06:98c1:50::ac40:2058	cruz.ns.cloudflare.com cruz.ns.cloudflare.com cruz.ns.cloudflare.com cruz.ns.cloudflare.com cruz.ns.cloudflare.com cruz.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lakas.ns.cloudflare.com	108.162.193.194 172.64.33.194 173.245.59.194 2606:4700:58::adf5:3bc2 2803:f800:50::6ca2:c1c2 2a06:98c1:50::ac40:21c2	lakas.ns.cloudflare.com lakas.ns.cloudflare.com lakas.ns.cloudflare.com lakas.ns.cloudflare.com lakas.ns.cloudflare.com lakas.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.225.243.116	300s	nobelnet.dk	AS1835	IDDQD-AS	130.225.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	corepower.dk	2a01:4f8:c010:6d8e::2 49.12.185.143	corepower.dk corepower.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	nobelnet.dk → 130.225.243.116
🔶 Autoconfig	nobelnet.dk → 130.225.243.116

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 196ms

TXT Record
v=spf1 a:corepower.dk mx -all

✉️ SPF

Policy	Record (nobelnet.dk)
-all (hard fail)	v=spf1 a:corepower.dk mx -all

📨 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.nobelnet.dk	YvaAulu97YcU8VhcDL5ihdSI_DR3nGGt43JEQbAQ5mU

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC81ms

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	2411642127
Primary NS (MNAME)	cruz.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

43ms

A

40ms

MX

45ms

AAAA

69ms

TXT

196ms

CAA

65ms

HTTPS

66ms

TLSA

71ms

SOA

0ms

MTA-STS

55ms

DNSSEC

81ms

SRV

79ms

Total

1218ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-09 14:15:10	1218ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-07 07:31:01	2008ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-20 23:16:07	1108ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-08 17:58:29	1054ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 06:55:49	742ms	2 NS 1 A 1 MX	🔓 Insecure	View