mail.bigcorp.com - robtex.com

mail.bigcorp.com

DNSSEC⚠️ Not signed
A103.255.45.142πŸ‡­πŸ‡° COMING-AS103.255.44.0/22 Hong Kong Broadband Network Limited
PTRstallionsport.com
PTRwham-o.com.hk

bigcorp.com

DNSSEC⚠️ Not signed
A198.71.233.100πŸ‡ΊπŸ‡Έ AS398787198.71.233.0/24 MWP
NSns11.domaincontrol.com ⭐
NSns12.domaincontrol.com
MXmail.bigcorp.com ⭐
TXTv=spf1 a mx ~all
SOAns11.domaincontrol.comdns@jomax.net 2023-07-11 #0

MX for

Same first word

Similar names

DNS History

1 record (1 active, 0 former)

A103.255.45.142
●A103.255.45.1422026-04-05 β†’ 2026-05-11 Β· 2 obs
● 2026-04-05 10:45:00
● 2026-05-11 23:42:36

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
bigcorp.comns11.domaincontrol.com, ns12.domaincontrol.com4 records

βœ… Authoritative Response

Server:173.201.73.6

NS records: ns11.domaincontrol.com, ns12.domaincontrol.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigcorp.com (unsigned zone)

⏱️ Timing

Total: 205ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A1103.255.45.142

πŸ“Œ Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns11.domaincontrol.com, ns11.domaincontrol.com, ns12.domaincontrol.com...)

Analysis

Mail Server Role

mail.bigcorp.com is the mail server for bigcorp.com.

IP Addresses

mail.bigcorp.com resolves to one IP number: 103.255.45.142.

other host names including mail.snowslider.com, www.smacare.com, smacare.com, email.wham-o.com.hk and webmail.stallionsport.com share IP numbers with mail.bigcorp.com.