`mbay6.mx.proofpoint.com`

DNSSEC	⚠️ Not signed
A	208.86.202.234^{🇺🇸 Proofpoint208.86.202.0/24}
		PTR	`mbay6.mx.proofpoint.com`

`mx.proofpoint.com`

DNSSEC

⚠️ Not signed

WOT: SAFE (61/100)
WOT: SAFE (63/100)

PTR for

234.202.86.208.in-addr.arpa

Previously MX for

DNS History

1 record (1 active, 0 former)

●A208.86.202.2342015-08-27 → 2026-03-28 · 2 obs

● 2015-08-27 11:21:04
● 2026-03-28 01:45:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
proofpoint.com	ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com...	6 records

✅ Authoritative Response

Server:208.84.67.208

NS records: ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com, pdns99.ultradns.biz, pdns99.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proofpoint.com (unsigned zone)

⏱️ Timing

Total: 401ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.86.202.234`

📌 Glue Records Collected

Total: 6

In-bailiwick: 4 (ns1.proofpoint.com, ns1.proofpoint.com, ns3.proofpoint.com...)

Out-of-bailiwick: 2 (pdns99.ultradns.com, pdns99.ultradns.com)

Analysis

IP Addresses

mbay6.mx.proofpoint.com resolves to a single IP address: 208.86.202.234.

mbay6.mx.proofpoint.com - robtex.com