codematters.dk DNS records

🖥️ Nameservers3 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-120-b.gandi.net	2001:4b98:aaab::79 213.167.230.121	ns-120-b.gandi.net ns-120-b.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-217-a.gandi.net	173.246.100.218 2001:4b98:aaaa::da	ns-217-a.gandi.net ns-217-a.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-77-c.gandi.net	217.70.187.78 2604:3400:aaac::4e	ns-77-c.gandi.net ns-77-c.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS

🌍 A Records1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.70.184.38	10800s	webredir.vip.gandi.net	AS29169	GANDI SAS	217.70.184.0/23	🇫🇷 France	Paris

📧 MX Records2 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	10800s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 218ms

TXT Record
protonmail-verification=1e73a3c655e88b8275872b76d8dc0fcce537dfb8
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

Policy	Record (codematters.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC

Policy	Record (_dmarc.codematters.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 155ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC66ms

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	1782950400
Primary NS (MNAME)	ns1.gandi.net
Responsible (RNAME)	hostmaster@gandi.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

51ms

A

38ms

MX

49ms

AAAA

49ms

TXT

218ms

CAA

48ms

HTTPS

48ms

TLSA

155ms

SOA

0ms

MTA-STS

58ms

DNSSEC

66ms

SRV

50ms

Total

1012ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 15:46:25	1145ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-21 01:37:21	1261ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-15 00:11:55	1263ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 14:30:38	1565ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-31 17:12:11	1076ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-23 09:51:34	9164ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-16 10:26:26	1591ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-11 08:12:00	10632ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-03 11:47:39	1012ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-26 02:08:16	730ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 06:53:39	1091ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 21:47:11	571ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 21:41:34	753ms	3 NS 1 A 2 MX	🔓 Insecure	View