shadowbytes.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
hope.ns.cloudflare.com	108.162.192.163 172.64.32.163 173.245.58.163 2606:4700:50::adf5:3aa3 2803:f800:50::6ca2:c0a3 2a06:98c1:50::ac40:20a3	hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
will.ns.cloudflare.com	108.162.193.149 172.64.33.149 173.245.59.149 2606:4700:58::adf5:3b95 2803:f800:50::6ca2:c195 2a06:98c1:50::ac40:2195	will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.42.17	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.155.27	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 34ms

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

🔷 AAAA Records (IPv6)2 records 32ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:9b1b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:2a11	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.42.17,172.67.155.27 ech=AEX+DQBByQAgACCdVm893oKm+esp8fMcR7w6xQPybcRl2uqE0eYwnTwiIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9b1b,2606:4700:3034::6815:2a11

📝 TXT Records2 records 181ms

TXT Record
protonmail-verification=8c0578af232a91c0a6bf6234cc057d09ff550968
v=spf1 include:_spf.protonmail.ch include:amazonses.com ~all

✉️ SPF

Policy	Record (shadowbytes.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch include:amazonses.com ~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 139ms

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	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC50ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2408705591
Primary NS (MNAME)	hope.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

31ms

A

32ms

MX

34ms

AAAA

32ms

TXT

181ms

CAA

32ms

HTTPS

31ms

TLSA

139ms

SOA

0ms

MTA-STS

46ms

DNSSEC

50ms

SRV

48ms

Total

1348ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 00:21:02	1276ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-27 17:25:13	629ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-05 03:10:00	1336ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-10 08:08:27	3876ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-06 02:06:41	1348ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-25 21:32:14	4852ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-25 19:29:57	1377ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-22 12:46:00	1176ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 23:52:31	707ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-19 18:10:37	4937ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-18 06:34:55	3058ms	2 NS 2 A 2 MX	🔒 Secure	View