mail.comcastonline.com - robtex.com

mail.comcastonline.com

DNSSEC⚠️ Not signed
A68.87.60.130🇺🇸 COMCAST-IBONE68.80.0.0/13 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054

comcastonline.com

DNSSEC🔒 Signed (DS record present)
NSns.comcastonline.com ⭐
NSdns101.comcast.net
NSdns102.comcast.net
NSdns103.comcast.net
NSdns104.comcast.net
NSdns105.comcast.net
MXmx1.alerts.comcast.net ⭐
MXmx2.alerts.comcast.net ⭐
TXTv=spf1 ip4:148.163.145.77 ip4:148.163.141.77 ip4:162.150.44.71 ip4:96.114.158...
SOAns.comcastonline.comdomregtech@comcastonline.com serial=2008103627

MX for

comcastbusinesshouston.com
ziddio.com

Previously MX for

comcastsupport.com

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DNS History

1 record (1 active, 0 former)

201020122014201620182020202220242026A68.87.60.130
●A68.87.60.1302009-01-25 → 2026-07-31 · 2 obs
● 2009-01-25 00:26:18
● 2026-07-31 21:49:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net...-
comcastonline.comdns101.comcast.net, dns102.comcast.net, dns103.comcast.net, dns104.comcast.net...-

✅ Authoritative Response

Server:68.87.85.132

NS records: dns101.comcast.net, dns102.comcast.net, dns103.comcast.net, dns104.comcast.net, dns105.comcast.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1589ms | Queries: -

📄 Records

TypeCountSample Data
A168.87.60.130

Analysis

Mail Server Role

mail.comcastonline.com is the mail server for comcastbusinesshouston.com and ziddio.com.

IP Addresses

mail.comcastonline.com points to a single IP number: 68.87.60.130.