schna.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
odin.ns.cloudflare.com	108.162.195.208 162.159.44.208 172.64.35.208 2606:4700:58::a29f:2cd0 2803:f800:50::6ca2:c3d0 2a06:98c1:50::ac40:23d0	odin.ns.cloudflare.com odin.ns.cloudflare.com odin.ns.cloudflare.com odin.ns.cloudflare.com odin.ns.cloudflare.com odin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
paige.ns.cloudflare.com	108.162.194.38 162.159.38.38 172.64.34.38 2606:4700:50::a29f:2626 2803:f800:50::6ca2:c226 2a06:98c1:50::ac40:2226	paige.ns.cloudflare.com paige.ns.cloudflare.com paige.ns.cloudflare.com paige.ns.cloudflare.com paige.ns.cloudflare.com paige.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.76.149	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.196.64	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	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	300s	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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.76.149
🔶 Autoconfig	172.67.196.64

🔷 AAAA Records (IPv6)2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:4c95	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:c440	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 63ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.76.149,172.67.196.64 ech=AEX+DQBBzAAgACB+k8EvF8oKr3LKVzXTnm9RTzLS0CCZIBy00U8yM4KIOQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:4c95,2606:4700:3036::ac43:c440

📝 TXT Records2 records 215ms

TXT Record
protonmail-verification=1ab3ae0f07153355f764ed3ed1219670a97c7a99
v=spf1 mx include:_spf.protonmail.ch -all

✉️ SPF

Policy	Record (schna.dk)
-all (hard fail)	v=spf1 mx include:_spf.protonmail.ch -all

📨 DMARC

Policy	Record (_dmarc.schna.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 66ms

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

🔐 DNSSEC93ms

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	2411764409
Primary NS (MNAME)	odin.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

37ms

A

37ms

MX

27ms

AAAA

37ms

TXT

215ms

CAA

55ms

HTTPS

63ms

TLSA

66ms

SOA

0ms

MTA-STS

61ms

DNSSEC

93ms

SRV

74ms

Total

798ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 19:19:30	798ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-10 08:28:40	3985ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-18 23:45:48	1637ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-17 22:11:13	9677ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-14 19:44:58	9343ms	5 NS 1 A 2 MX	🔓 Insecure	View
2026-07-07 00:03:58	1539ms	5 NS 1 A 2 MX	🔓 Insecure	View
2026-07-03 10:10:36	1374ms	5 NS 1 A 2 MX	🔓 Insecure	View
2026-06-29 23:07:22	1336ms	5 NS 1 A 2 MX	🔓 Insecure	View
2026-06-24 01:39:46	1147ms	5 NS 1 A 2 MX	🔓 Insecure	View
2026-06-19 23:40:12	1757ms	5 NS 1 A 2 MX	🔓 Insecure	View
2026-06-18 02:10:04	2055ms	5 NS 1 A 2 MX	🔓 Insecure	View