smtp.ylwheel.com - robtex.com

smtp.ylwheel.com

CNAMEsmtp-ent.21cn.com
CNAMEsmtp-ent.cdn.21cn.com
DNSSEC⚠️ Not signed
A183.56.194.136🇨🇳 CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC183.56.192.0/20 CloudVsp.Inc-HYC-double - GZNFJDW Network unicast
A183.56.204.13🇨🇳 CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC183.56.192.0/20 CloudVsp.Inc-HYC-double - GZNFJDW Network unicast

ylwheel.com

DNSSEC⚠️ Not signed
NSns1.35.net ⭐
NSns2.35.net
NSns3.35.net
NSns4.35.net
MXmta-ent.21cn.com ⭐
MXmailcdn.21cn.com(10)
SOAns1.35.netdnsconct@myhostadmin.net 2025-07-12 #1

Same first word

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DNS History

4 records (1 active, 3 former)

201820192020202120222023202420252026A121.14.129.71121.14.129.72CNAMEsmtp-ent.21cn.comsmtp-ent.cdn.21cn.com
○A121.14.129.712017-02-03 → 2017-02-03 · 3 obs
● 2017-02-03 12:47:42
○ 2026-06-19 16:56:28
○ 2026-07-14 17:57:48
○A121.14.129.722017-02-03 → 2017-02-03 · 3 obs
● 2017-02-03 12:47:42
○ 2026-06-19 16:56:28
○ 2026-07-14 17:57:48
●CNAMEsmtp-ent.21cn.com2017-02-03 → 2026-07-14 · 2 obs
● 2017-02-03 12:47:42
● 2026-07-14 17:57:48
○CNAMEsmtp-ent.cdn.21cn.com2017-02-03 → 2017-02-03 · 3 obs
● 2017-02-03 12:47:42
○ 2026-06-19 16:56:28
○ 2026-07-14 17:57:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
ylwheel.comns3.35.net, ns2.35.net, ns1.35.net, ns4.35.net-

✅ Authoritative Response

Server:118.123.249.114

NS records: ns3.35.net, ns2.35.net, ns1.35.net, ns4.35.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ylwheel.com (unsigned zone)

⏱️ Timing

Total: 1082ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1smtp-ent.21cn.com

Analysis

IP Addresses

smtp.ylwheel.com has two IP addresses: 183.56.194.136 and 183.56.204.13

Other host names, such as smtp-ent.cdn.21cn.com, share IP numbers with smtp.ylwheel.com.