zhihu.com
The domain zhihu.com answers at IP address 43.135.83.2. Mail for zhihu.com goes through 2 servers; the highest priority one is mxbiz1.qq.com. It also publishes 5 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 43.135.83.2 600s
MX MX records
- 5 mxbiz1.qq.com 600s
- 10 mxbiz2.qq.com 600s
NS NS records
- ns4.dnsv5.com 21600s
- ns3.dnsv5.com 21600s
TXT TXT records
- v=spf1 include:spf.mail.qq.com -all 600s
- m5g7qjk31l5d1hkq6m3zvcf6lg2f0h16 600s
- 3nsr8c3w7yg4bngn0z53wr22hm54s5q2 600s
- apple-domain-verification=0ABf57rqECBcCKb6 600s
- google-site-verification=WreyhhjBpv_EcWw27fGRsO7yz4sy_6oiT1HeoJfv1JQ 600s
SOA SOA records
- ns3.dnsv5.com 180s
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.