mail.cydn.com.au - robtex.com

mail.cydn.com.au

DNSSEC⚠️ Not signed
A203.58.179.159🇦🇺 ASN-TELSTRA203.58.128.0/17 Telstra Corporation Limited 242 Exhibition Street

cydn.com.au

DNSSEC⚠️ Not signed
A20.211.64.19🇦🇺 Microsoft20.192.0.0/10
NSns0.telstra.net ⭐
NSns1.telstra.net
MXcydn-com-au.mail.protection.outlook.com ⭐
TXTms-domain-verification=a353bb5b-25ec-4a1a-9f71-6b18f25d905f
TXTMS=ms51016771
TXTcydn-com-au.mail.protection.outlook.com
TXTMS=0737D1D594895D87D47E817BDE98757A2E653577
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns0.telstra.netPhilip@Dutchak.cydn.com.au 2002-02-20 #83

Previously MX for

cydn.com.au
capeyorkpartnerships.com
cyp.org.au
cybd.com.au

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A203.58.179.159203.42.151.9
○A203.42.151.92015-09-03 → 2016-12-21 · 4 obs
● 2015-09-03 02:53:24
● 2016-12-21 00:48:58
○ 2026-05-11 21:48:04
○ 2026-05-11 21:48:06
●A203.58.179.1592026-05-11 → 2026-05-11 · 3 obs
○ 2016-12-21 00:48:58
● 2026-05-11 21:48:04
● 2026-05-11 21:48:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
aua.au, q.au, r.au, s.au...-
cydn.com.auns0.telstra.net, ns1.telstra.net-

✅ Authoritative Response

Server:203.50.248.12

NS records: ns0.telstra.net, ns1.telstra.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cydn.com.au (unsigned zone)

⏱️ Timing

Total: 1193ms | Queries: -

📄 Records

TypeCountSample Data
A1203.58.179.159

Analysis

IP Addresses

mail.cydn.com.au points to a single IP number: 203.58.179.159.