2blueline.jp - robtex.com

2blueline.jp

DNSSEC⚠️ Not signed
A49.212.207.225🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3185.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MX2blueline.jp ⭐
A49.212.207.225🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3185.sakura.ne.jp
TXTv=spf1 a:www3185.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2023-06-14 #0

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1776141902
WOT: SAFE (60/100)

MX for

2blueline.jp

Same first word

2blueline.jp

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns.2blueline.jpns04.xbit.jpMX2blueline.jpmail.2blueline.jpA49.212.207.225210.188.234.92
●NSmaster.dns.ne.jp2026-04-14 → 2026-04-14 · 2 obs
○ 2017-11-22 08:48:36
● 2026-04-14 05:18:32
○NSns.2blueline.jp2015-07-18 → 2017-11-22 · 3 obs
● 2015-07-18 03:58:46
● 2017-11-22 08:48:36
○ 2026-04-14 05:18:32
○NSns04.xbit.jp2015-07-18 → 2017-11-22 · 3 obs
● 2015-07-18 03:58:46
● 2017-11-22 08:48:36
○ 2026-04-14 05:18:32
●NSns1.dns.ne.jp2026-04-14 → 2026-04-14 · 2 obs
○ 2017-11-22 08:48:36
● 2026-04-14 05:18:32
●NSns2.dns.ne.jp2026-04-14 → 2026-04-14 · 2 obs
○ 2017-11-22 08:48:36
● 2026-04-14 05:18:32
●MX2blueline.jp2026-04-14 → 2026-04-14 · 2 obs
○ 2017-11-22 08:48:36
● 2026-04-14 05:18:32
○MXmail.2blueline.jp2015-07-18 → 2017-11-22 · 3 obs
● 2015-07-18 03:58:46
● 2017-11-22 08:48:36
○ 2026-04-14 05:18:32
○A210.188.234.922015-07-18 → 2017-11-22 · 3 obs
● 2015-07-18 03:58:46
● 2017-11-22 08:48:36
○ 2026-04-14 05:18:32
●A49.212.207.2252026-04-14 → 2026-04-14 · 2 obs
○ 2017-11-22 08:48:36
● 2026-04-14 05:18:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpg.dns.jp, h.dns.jp, e.dns.jp, b.dns.jp...-
2blueline.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ Authoritative Response

Server:133.167.21.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 2blueline.jp (unsigned zone)

⏱️ Timing

Total: 873ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.207.225
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX12blueline.jp (pri: 10)
TXT1v=spf1 a:www3185.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)

Analysis

Mail Server Role

2blueline.jp serves as the mail server for 2blueline.jp.

IP Addresses

2blueline.jp points to IP number: 49.212.207.225.

Other host names such as www3185.sakura.ne.jp, speed-wp.co.jp, wrappon.com, kingsidea.jp and soen-dental.com share IPs with 2blueline.jp.

Name Servers

2blueline.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

2blueline.jp at least partially shares name servers with other domains, for instance spamalot.jp, item-land.net, shop-acs.com, nikoniko.info and no-is.com.

Host names with a single IP:

master.dns.ne.jp points to: 210.224.172.18.

ns1.dns.ne.jp points to: 61.211.236.1.

ns2.dns.ne.jp points to: 133.167.21.1.

Mail Servers

2blueline.jp is handled by a single mail server, 2blueline.jp.

2blueline.jp points to a single IP: 49.212.207.225.