DNS Lookup

cbp.gov

cbp.gov 14 ms

A Records (IPv4)

23.222.18.169

AAAA Records (IPv6)

2a02:26f0:9100:f93::447a

2a02:26f0:9100:f96::447a

NS Records (Nameservers)

a1-91.akam.net

a7-64.akam.net

a8-65.akam.net

a9-66.akam.net

a16-67.akam.net

a22-66.akam.net

TXT Records

v=spf1 -all

00dt00000004xm5eam

00dt0000000klzkeam

00dt0000000lbimea4

00dt0000000lbusea4

00dt0000000pn1zeaw

00dt0000000pndmea4

00dt0000000tzc7eao

00dt0000000tziaea4

amazonses:jY3wjqyz2x8L04lodqSQqhQfcfXZ0G3+31ugtSgwSn0=

google-site-verification=8a3SUUlFQoMPJy4Xs5qsC5JR60Ja2ZVlSjFtg2J0NLY

v=DMARC1; p=reject; fo=1; rua=mailto:DMARC@hq.dhs.gov, mailto:reports@dmarc.cyber.dhs.gov; ruf=mailto:DMARC@hq.dhs.gov; mailto:reports@dmarc.cyber.dhs.gov

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Security Headers

CSP, HSTS, X-Frame-Options grade for this site

SSL Certificate Checker

Inspect certificate validity, expiry, cipher suite, and chain — supports SNI.

Redirect Checker

Trace the full HTTP redirect chain, flag loops, and surface mixed-content downgrades.

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