Name Servers
citydata.ai. 300 IN NS ns-1030.awsdns-00.org. citydata.ai. 300 IN NS ns-1848.awsdns-39.co.uk. citydata.ai. 300 IN NS ns-48.awsdns-06.com. citydata.ai. 300 IN NS ns-815.awsdns-37.net.
Mail Servers
citydata.ai. 300 IN MX 1 aspmx.l.google.com. citydata.ai. 300 IN MX 5 alt1.aspmx.l.google.com. citydata.ai. 300 IN MX 5 alt2.aspmx.l.google.com. citydata.ai. 300 IN MX 10 alt3.aspmx.l.google.com. citydata.ai. 300 IN MX 10 alt4.aspmx.l.google.com.
SOA Details
citydata.ai. 300 IN SOA ns-815.awsdns-37.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.
citydata.ai. 300 IN DMARC v=DMARC1; p=none; rua=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 |
|
||
| + Pass | include |
|
||
| + Pass | include |
|
||
| ~ Softfail | all |
—
|
|
citydata.ai. 60 IN TXT "v=spf1 include:servers.mcsv.net include:_spf.firebasemail.com include:3900269.spf03.hubspotemail.net ~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
citydata.ai. 60 IN TXT "brevo-code:5a68e5a4e6f5128e2ebe00bac6beb9d2" citydata.ai. 60 IN TXT "cloudflare_dashboard_sso=e05d2f84a11f438e3049634c5f9c153c" citydata.ai. 60 IN TXT "firebase=auth-894ef" citydata.ai. 60 IN TXT "google-site-verification=5SX_mvmkYHokhrdCNQ6w0Er7NXcoZPJ2ogig1jXc5DI" citydata.ai. 60 IN TXT "google-site-verification=LOV1fH_Kq1g_LGU1s55m1Q6xw54y6eZ3rHMOi58XbxE" citydata.ai. 60 IN TXT "google-site-verification=T51aXi32KbWGuSHqe-_fGt-wEyy7rrRt1RjPC8yiUA0" citydata.ai. 60 IN TXT "linkedin-site-verification=c0f2b6e9-2673-4a0b-9cfa-a61da0d2fec5" citydata.ai. 60 IN TXT "postman-domain-verification=abfb6897d84b33f5223ce12b9b4cf1a1c010d0f79929d7debbcce78148d9c656cd6cef098862d99e227a9003fd8baf3c89e0e43106150b99ded36b1130d8f7077" citydata.ai. 60 IN TXT "hosting-site=citydata-website"