mail.backman-u.com - robtex.com

mail.backman-u.com

DNSSEC⚠️ Not signed
A210.140.118.76🇯🇵 IDC210.140.96.0/19 Frontier Inc.

backman-u.com

DNSSEC⚠️ Not signed
A210.140.118.76🇯🇵 IDC210.140.96.0/19 Frontier Inc.
NSns2.backman-u.com ⭐
NSprvh1026.presinet.ne.jp
MXmail.backman-u.com ⭐
TXTv=spf1 +a +mx +a:prvh1026.presinet.ne.jp -all
SOAns2.backman-u.cominfo@presinet.ne.jp 2026-03-10 #10

MX for

backman-u.com

Same first word

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mail.ma
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mail.gov.af
mail.hashbang.sh
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DNS History

3 records (1 active, 2 former)

201820192020202120222023202420252026A210.140.118.76119.75.238.26203.137.113.176
○A119.75.238.262026-03-02 → 2026-03-02 · 4 obs
○ 2017-12-05 14:43:54
● 2026-03-02 18:40:16
○ 2026-03-12 12:28:52
○ 2026-03-24 14:34:26
○A203.137.113.1762017-12-05 → 2017-12-05 · 3 obs
● 2017-12-05 14:43:54
○ 2026-03-02 18:40:16
○ 2026-03-24 14:34:26
●A210.140.118.762026-03-12 → 2026-03-24 · 3 obs
○ 2026-03-02 18:40:16
● 2026-03-12 12:28:52
● 2026-03-24 14:34:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
backman-u.comprvh1026.presinet.ne.jp, ns2.backman-u.com1 record

✅ Authoritative Response

Server:210.140.118.76

NS records: prvh1026.presinet.ne.jp, ns2.backman-u.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for backman-u.com (unsigned zone)

⏱️ Timing

Total: 1020ms | Queries: -

📄 Records

TypeCountSample Data
A1210.140.118.76

📌 Glue Records Collected

Total: 1

In-bailiwick: 1 (ns2.backman-u.com)

Analysis

Mail Server Role

mail.backman-u.com is the mail server for backman-u.com.

IP Addresses

mail.backman-u.com resolves to one IP number: 210.140.118.76.

other host names including trike2017.com, lykke111.com, shoeistep.com, etto-hiroshima.com and mail.wataka-k.com share IP numbers with mail.backman-u.com.