148.163.158.1 — Atlanta, Georgia, 🇺🇸 USA · AS22843 Proofpoint

PTR

mx0b-001b1801.pphosted.com

A record for

`mx0b-001b1801.pphosted.com`
	A	148.163.158.1
`smtp.research.fm`
	A	148.163.158.1
`mxa-001b1801.gslb.pphosted.com`
	A	148.163.158.1
`mxb-001b1801.gslb.pphosted.com`
	A	148.163.158.1

Previously A record for

external.clearchannel.com

smtp.clearchannel.com

ex-smtp.clearchannel.com

lob-smtp.lob-hosting.com

mail.knfx.net

🛡️Is this IP blacklisted?Check against 50+ spam databases→🌐148.163.158.0/23512 IPs · AS22843 Proofpoint→🔧AS22843Proofpoint autonomous system→

Atlanta, Georgia, 🇺🇸 USA

^{🇺🇸 Proofpoint148.163.158.0/23}

148.163.158.1 Atlanta, Georgia, 🇺🇸 USA Courtesy of