IPv4 Addresses
d2tz.info. 60 IN A 3.167.88.108 d2tz.info. 60 IN A 3.167.88.13 d2tz.info. 60 IN A 3.167.88.28 d2tz.info. 60 IN A 3.167.88.72
Name Servers
d2tz.info. 1200 IN NS ns-1119.awsdns-11.org. d2tz.info. 1200 IN NS ns-1558.awsdns-02.co.uk. d2tz.info. 1200 IN NS ns-473.awsdns-59.com. d2tz.info. 1200 IN NS ns-521.awsdns-01.net.
Mail Servers
d2tz.info. 300 IN MX 5 hzmx01.mxmail.netease.com. d2tz.info. 300 IN MX 10 hzmx02.mxmail.netease.com.
SOA Details
d2tz.info. 900 IN SOA ns-521.awsdns-01.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
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.
d2tz.info. 300 IN DMARC v=DMARC1; p=quarantine; fo=1; ruf=mailto:[email protected]; rua=mailto:[email protected]
DKIM
d2tz.info. 300 IN DKIM v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQChAPr3WZGDb6tCS6g8zk9rFejHFMak+K9DgwQPcH3tv+UlSUjVHJIGjhsoafIyneMPkpAOb4oGULZ7Fd7tyTEn73gutETYZdZpgnL/75H3cfT9+lDMYsR0xrW/CYQv07wHMKliLZeDHuBbEQrTAVuW4S6ECANu9bqruS83h8049wIDAQAB
SPF (Sender Policy Framework)
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
||
| + Pass | invalid |
_spf.firebasemail.com
|
|
|
| - Fail | all |
—
|
|
SPF issues
- Token "_spf.firebasemail.com" looks like a hostname but SPF requires an explicit mechanism prefix (for example `a:_spf.firebasemail.com`, `mx:_spf.firebasemail.com`, or `include:_spf.firebasemail.com`; see RFC 7208)
d2tz.info. 300 IN TXT "v=spf1 include:spf.163.com _spf.firebasemail.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
d2tz.info. 300 IN TXT "firebase=d2tz-info" d2tz.info. 300 IN TXT "google-site-verification=zUlJRGJNZBCHGgcSbQS1lDA22J70RYxfE0dUrzu_grY"