PTR

empurlshortener-eusw1-vip.americanexpress.com

A record for

`go.amex`
	A	139.71.7.186
	A	139.71.125.183
`m.amex`
	A	139.71.7.186
	A	139.71.125.183
`empurlshortener-eusw1-vip.americanexpress.com`
	A	139.71.125.183

emp-urlshortener.americanexpress.com.akadns.net

66%	139.71.7.186

Phoenix, Arizona, 🇺🇸 USA

^{🇺🇸 AS6307139.71.124.0/23 American Express}