CF1759522862136-tsm20251003185623

WWW.RTSAK.COM - smtp.telstra.com

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smtp.telstra.com checked at 2025-10-03T20:21:02.121Z 610ms 69/69/69 100% R:11

smtp.telstra.com

NScladnsf5.bigpond.com
A203.42.22.2🇦🇺 Telstra Corporation Ltd
PTRcladnsf5.bigpond.com
NSexhdnsf5.bigpond.com
A203.42.40.130🇦🇺 Telstra Corporation Ltd
PTRexhdnsf5.bigpond.com
MXsmtp.telstra.com
A203.42.40.139🇦🇺 Telstra Corporation Ltd
PTRsmtp.bigpond.com
A203.42.40.139🇦🇺 Telstra Corporation Ltd
PTRsmtp.bigpond.com

telstra.com

NSadns05.bigpond.com
NSadns06.bigpond.com
MXextmail.bigpond.com
NSa1-185.akam.net
NSa11-66.akam.net
NSa18-64.akam.net
NSa2-65.akam.net
NSa28-66.akam.net
NSa3-65.akam.net
A2001:8006:4::4 🇦🇺 Telstra Corporation Ltd
A2001:8006:6::4 🇦🇺 Telstra Corporation Ltd
A203.43.40.4🇦🇺 Telstra Corporation Ltd
A203.44.22.4🇦🇺 Telstra Corporation Ltd
rank #24515 globally
rank #12567 in the tld

MX for

Starts with same word

Starts similarily

AI analysis

smtp.telstra.com serves as the mail server for smtp.telstra.com.

smtp.telstra.com resolves to one IP number: 203.42.40.139.

smtp.telstra.com's delegation uses two name servers: cladnsf5.bigpond.com and exhdnsf5.bigpond.com.

smtp.telstra.com uses the same name server setup as other domains, such as mail.telstra.com, autodiscover.bigpond.net.au, contacts.telstra.com, extmail.bigpond.com and extmail.webcc.com.au.

Host names with a single IP address: cladnsf5.bigpond.com points to 203.42.22.2; exhdnsf5.bigpond.com points to 203.42.40.130.

smtp.telstra.com is handled by a single mail server, smtp.telstra.com.

Host name smtp.telstra.com resolves to a single IP: 203.42.40.139.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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czUhfWX CF johedugfp 2025-10-03