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DNS.pizza
DNS Report
captcha.com
9 records across the types we query · 687ms · 2026-07-21 20:43 UTC · dns.pizza/lookup/captcha.com
DNS Lookup
captcha.com
Lookup
captcha.com
687ms
2026-07-21 20:43 UTC
9 records
Registrar:
Hosting:
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DNS Records Assistant
· captcha.com
Ask anything about these results — or pick a starter question below.
Explain what each record type does
Anything unusual or misconfigured?
How is this domain's email set up?
A
IPv4 Addresses
1 record
Copy
46.4.221.230
AAAA
IPv6 Addresses
(none)
MX
Mail Servers
1 record
Copy
smtp.captcha.com
Prio 10
NS
Name Servers
3 records
Copy
hydrogen.ns.hetzner.com
hetzner.com stats
oxygen.ns.hetzner.com
hetzner.com stats
helium.ns.hetzner.de
hetzner.de stats
TXT
Text Records
2 records
Copy
ms-domain-verification=01836b28-3157-4bd6-85a5-662829e47dbd
v=spf1 mx a:captcha.com ip4:46.4.221.230 include:spf.protection.outlook.com -all
SOA
Start of Authority
1 record
Copy
Primary NS
hydrogen.ns.hetzner.com
Hostmaster
dns.hetzner.com
Serial
2026020901
Refresh
86400s
Retry
10800s
Expire
3600000s
Min TTL
3600s
CAA
Certificate Authority Authorization
(none)
PTR
Reverse DNS
1 record
Copy
46.4.221.230
smtp.captcha.com