test.b-colla.jp - robtex.com

test.b-colla.jp

DNSSEC⚠️ Not signed
A180.235.244.117🇯🇵 CPI-NET180.235.224.0/19 KDDI Web Communications Inc.
MXm101.secure.ne.jp ⭐
A117.20.105.242🇯🇵 CPI-NET117.20.96.0/20 KDDI Web Communications Inc.
PTRm101.secure.ne.jp

b-colla.jp

DNSSEC⚠️ Not signed
NSns-1403.awsdns-47.org ⭐
NSns-152.awsdns-19.com
NSns-1740.awsdns-25.co.uk
NSns-740.awsdns-28.net
MXm101.secure.ne.jp ⭐
MXsmtp.test.b-colla.jp ⭐
SOAns-1403.awsdns-47.orgawsdns-hostmaster@amazon.com serial=1

Subdomains

smtp.test.b-colla.jp

Same first word

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test.co.uk
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test.md
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test.ne.jp
test.com.sg
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test.casa
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test.duckdns.org
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DNS History

2 records (2 active, 0 former)

MXm101.secure.ne.jpA180.235.244.117
●MXm101.secure.ne.jp2026-02-27 → 2026-04-24 · 2 obs
● 2026-02-27 15:23:08
● 2026-04-24 08:55:06
●A180.235.244.1172026-02-27 → 2026-04-24 · 2 obs
● 2026-02-27 15:23:08
● 2026-04-24 08:55:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
b-colla.jpns-152.awsdns-19.com, ns-740.awsdns-28.net, ns-1403.awsdns-47.org, ns-1740.awsdns-25.co.uk-

✅ Authoritative Response

Server:205.251.198.204

NS records: ns-152.awsdns-19.com, ns-740.awsdns-28.net, ns-1403.awsdns-47.org, ns-1740.awsdns-25.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b-colla.jp (unsigned zone)

⏱️ Timing

Total: 1114ms | Queries: -

📄 Records

TypeCountSample Data
A1180.235.244.117
MX1m101.secure.ne.jp (pri: 10)

Analysis

Hierarchy

The parent of smtp.test.b-colla.jp is test.b-colla.jp.

IP Addresses

test.b-colla.jp points to an IP address: 180.235.244.117.

Mail Servers

test.b-colla.jp is handled by a single mail server, m101.secure.ne.jp.

test.b-colla.jp uses the same mail server setup as other domains, for instance chance-op.com, act-nabu.com, toyohashi-yakuzaishikai.com, hp-maeda.or.jp and lct-web.jp.

test.b-colla.jp shares at least some mail servers with other domains, for instance b-colla.jp.

The host name m101.secure.ne.jp points to IP 117.20.105.242.