smtp.sengthun.com - robtex.com

smtp.sengthun.com

DNSSEC⚠️ Not signed
A174.137.180.228🇺🇸 WEBAIR174.137.180.0/23
PTRmta-228.sengthun.com
MXsmtp.sengthun.com ⭐
A174.137.180.228🇺🇸 WEBAIR174.137.180.0/23
PTRmta-228.sengthun.com
TXTv=spf1 ip4:174.137.180.228/32 ip4:174.137.180.229/32 ip4:174.137.180.230/32 i...

sengthun.com

DNSSEC⚠️ Not signed
A174.137.180.228🇺🇸 WEBAIR174.137.180.0/23
NSns-924.awsdns-51.net ⭐
NSns-1303.awsdns-34.org
NSns-1940.awsdns-50.co.uk
NSns-266.awsdns-33.com
MXsmtp.sengthun.com ⭐
TXTv=spf1 ip4:174.137.180.228/32 ip4:174.137.180.229/32 ip4:174.137.180.230/32 i...
TXTyahoo-verification-key=2pCK7P/W3zupdmVfhf+UH66/dw2vTg/5URubVUvKTGg=
SOAns-924.awsdns-51.netawsdns-hostmaster@amazon.com serial=1

MX for

smtp.sengthun.com
sengthun.com

Same first word

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DNS History

2 records (2 active, 0 former)

MXsmtp.sengthun.comA174.137.180.228
●MXsmtp.sengthun.com2026-03-23 → 2026-04-12 · 2 obs
● 2026-03-23 12:05:56
● 2026-04-12 23:23:10
●A174.137.180.2282026-03-23 → 2026-04-12 · 2 obs
● 2026-03-23 12:05:56
● 2026-04-12 23:23:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...-
sengthun.comns-266.awsdns-33.com, ns-924.awsdns-51.net, ns-1303.awsdns-34.org, ns-1940.awsdns-50.co.uk1 record

✅ Authoritative Response

Server:205.251.197.23

NS records: ns-266.awsdns-33.com, ns-924.awsdns-51.net, ns-1303.awsdns-34.org, ns-1940.awsdns-50.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sengthun.com (unsigned zone)

⏱️ Timing

Total: 521ms | Queries: -

📄 Records

TypeCountSample Data
A1174.137.180.228
MX1smtp.sengthun.com (pri: 20)
TXT1v=spf1 ip4:174.137.180.228/32 ip4:174.13

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-266.awsdns-33.com)

Analysis

Mail Server Role

smtp.sengthun.com acts as the mail server for smtp.sengthun.com and sengthun.com.

IP Addresses

smtp.sengthun.com points to a single IP number: 174.137.180.228.

other host names for instance mta-228.sengthun.com, sengthun.com, smtp.walcute.com, walcute.com and mta-228.walcute.com share IP numbers with smtp.sengthun.com.

Mail Servers

One mail server handles smtp.sengthun.com.

smtp.sengthun.com shares the same mail server setup as other domains, for example sengthun.com.

Host name smtp.sengthun.com points to IP address 174.137.180.228.