IPv6 Addresses
tudou.com. 300 IN AAAA 2408:4001:F00:0:0:0:0:1AF tudou.com. 300 IN AAAA 2408:4001:F10:0:0:0:0:8
Name Servers
tudou.com. 1200 IN NS dns1.youku.com. tudou.com. 1200 IN NS dns2.youku.com. tudou.com. 1200 IN NS dns3.youku.com. tudou.com. 1200 IN NS dns4.youku.com.
Mail Servers
tudou.com. 300 IN MX 5 mx1.tudou.com. tudou.com. 300 IN MX 5 mx2.tudou.com.
SOA Details
tudou.com. 600 IN SOA dns1.youku.com. hostmaster.hichina.com. 2017051810 3600 1200 3600 360
Certificate Authority Authorization
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
Forensic (per-failure) reports. Often omitted for privacy or volume.
tudou.com. 300 IN DMARC v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]
DKIM
No DKIM TXT with `v=DKIM1` was returned for the selector names we probe automatically.
SPF (Sender Policy Framework)
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
||
| - Fail | all |
—
|
|
tudou.com. 300 IN TXT "v=spf1 include:spf1.staff.mail.aliyun.com -all"
MTA-STS
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).
Text Content
tudou.com. 300 IN TXT "_globalsign-domain-verification=AEoDNCjDbKvUZ22iqo1aWP3jA98OrX_zTvv8tfqPue"