PTR

cat1a.usps.com

fastcat2.uspspostalone.com

pcpostagecat2.uspspostalone.com

A record for

`cat1a.usps.com`
	A	56.0.36.80
`fastcat2.uspspostalone.com`
	A	56.0.36.80
	A	56.0.36.83
`pcpostagecat2.uspspostalone.com`
	A	56.0.36.80
	A	56.0.36.83

66%	56.0.36.83

Chicago, Illinois, 🇺🇸 USA

^{🇺🇸 AS577456.0.32.0/20}