mathmade.dk DNS records

🖥️ Nameservers2 records 84ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.vultr.com	173.199.96.96 2001:19f0:ccc::1 2001:19f0:ccd::1	ns1.vultrusercontent.com — ns1.vultr.com	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC
ns2.vultr.com	173.199.96.97 2001:19f0:ccc::2 2001:19f0:ccd::2	ns2.vultrusercontent.com — ns2.vultr.com	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC

🌍 A Records

🌍

No A records found

📧 MX Records2 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.forwardemail.net	121.127.44.56 138.197.213.185 2604:a880:2:d0::306:1 2a02:6ea0:d71e::2	mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net	AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC AS60068 Datacamp Limited
10	3600s	mx2.forwardemail.net	104.248.224.170 121.127.44.59 2604:a880:400:d1::cd:9001 2a02:6ea0:d71e::1	mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net	AS14061 DigitalOcean, LLC AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS60068 Datacamp Limited

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 255ms

TXT Record
forward-email=markus@krabbelarsen.dk
v=spf1 a mx include:spf.forwardemail.net -all

✉️ SPF

Policy	Record (mathmade.dk)
-all (hard fail)	v=spf1 a mx include:spf.forwardemail.net -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

🔗 TLSA / DANE4 records 55ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…

🔐 DNSSEC2069ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	0
Primary NS (MNAME)	ns1.vultr.com
Responsible (RNAME)	dnsadm@choopa.com
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

84ms

A

54ms

MX

56ms

AAAA

53ms

TXT

255ms

CAA

54ms

HTTPS

81ms

TLSA

55ms

SOA

0ms

MTA-STS

91ms

DNSSEC

2069ms

SRV

90ms

Total

2541ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 04:07:50	2541ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-26 03:43:50	850ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-26 21:01:01	813ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-24 05:56:36	2026ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-22 23:38:18	1147ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 02:18:02	1152ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 01:25:50	562ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-17 23:14:12	851ms	2 NS 0 A 2 MX	🔓 Insecure	View