castbox.fm
The domain castbox.fm answers at IP address 104.20.29.143. The domain DNS is managed by Cloudflare, which decides where each subdomain points. Mail for castbox.fm goes through 5 servers; the highest priority one is aspmx.l.google.com. It also publishes 7 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 104.20.29.143 300s
- 172.66.159.47 300s
AAAA AAAA records
MX MX records
- 1 aspmx.l.google.com 300s
- 5 alt1.aspmx.l.google.com 300s
- 5 alt2.aspmx.l.google.com 300s
- 10 alt3.aspmx.l.google.com 300s
- 10 alt4.aspmx.l.google.com 300s
NS NS records
- sara.ns.cloudflare.com 21600s
- charles.ns.cloudflare.com 21600s
TXT TXT records
- anthropic-domain-verification-dn0srx=KLYpjzbz5CrSJmIdQkyIsv8t6 300s
- v=spf1 include:spf.zoho.com include:transmail.net include:servers.mcsv.net include:mail.zendesk.com include:amazonses.com include:_spf.google.com ~all 300s
- google-site-verification=LQsnY64pPx4WMLgHyRgpi-qOH38IAfq6gsY2xUuJQ4s 300s
- google-site-verification=5Vz4UGhank_MS0JCLzeIGqXwqYodxDcXfzHG2URnlRc 300s
- google-site-verification=3mFzIfOXnoEMgL-JMulOFtrhLfDKswAipdTnIzUr1UE 300s
- google-site-verification=AUfrk7KKqihYAX7cD5TkHHSP2aJp2Y3nOU0TMVxqYKQ 300s
- google-site-verification=qRzbWr-3P6DqfeqQVl5vDuzJgeHV6zHaCnKhxEAUe7E 300s
SOA SOA records
- charles.ns.cloudflare.com 1800s
What each record means
- A and AAAA: the server IP address, in IPv4 and IPv6.
- MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
- NS: the name servers, which have the final say over the domain DNS.
- TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
- TTL: how many seconds the record may be cached before asking again.
Checked 3 hours ago.