netprofessor.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
jewel.ns.cloudflare.com	108.162.194.171 162.159.38.171 172.64.34.171 2606:4700:50::a29f:26ab 2803:f800:50::6ca2:c2ab 2a06:98c1:50::ac40:22ab	jewel.ns.cloudflare.com jewel.ns.cloudflare.com jewel.ns.cloudflare.com jewel.ns.cloudflare.com jewel.ns.cloudflare.com jewel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
karl.ns.cloudflare.com	108.162.193.190 172.64.33.190 173.245.59.190 2606:4700:58::adf5:3bbe 2803:f800:50::6ca2:c1be 2a06:98c1:50::ac40:21be	karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 2054ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.40.47	298s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.175.191	298s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.netprofessor.dk	—	—	—
20	300s	mx2.netprofessor.dk	—	—	—

🔷 AAAA Records (IPv6)2 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:afbf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:282f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 60ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.40.47,172.67.175.191 ech=AEX+DQBBqgAgACBToaOlI/XdWcaBs2n/e11+KUwoMzGMzoAzloPSQDMwAQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:afbf,2606:4700:3035::6815:282f

📝 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)

🔐 DNSSEC9097ms

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	2411764127
Primary NS (MNAME)	jewel.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-07-11 12:47:49

Field	Value
Registrar	Realtime Register B.V.
Registered	2025-03-25
Expires	2027-03-24 (203d)

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

2054ms

MX

64ms

AAAA

54ms

TXT

196ms

CAA

62ms

HTTPS

60ms

TLSA

78ms

SOA

0ms

MTA-STS

67ms

DNSSEC

9097ms

SRV

71ms

Total

10118ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 11:18:40	10118ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-26 19:57:44	711ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-09 16:29:25	16769ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-11 12:47:09	9919ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-21 16:01:06	773ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-20 04:59:23	828ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-19 13:24:55	3502ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 18:27:54	10901ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 16:44:27	1076ms	2 NS 2 A 2 MX	🔓 Insecure	View