lb-j.com - robtex.com

lb-j.com

DNSSEC⚠️ Not signed
A182.48.49.193🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2253.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
MXlb-j.com ⭐
A182.48.49.193🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2253.sakura.ne.jp
TXTv=spf1 a:www2253.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-02-23 #17

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777283531

MX for

lb-j.com

Same first word

lb-j.com

Similar names

j-lb.com
j-lb.de
j-bl.com
j-lb.nl
jl-b.com.au

DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpdns7.hichina.comdns8.hichina.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netjuming.dnsdun.comjuming.dnsdun.netMXlb-j.comA182.48.49.193112.125.17.111127.0.0.1CNAME22.3xw.qqisp.cn
○NSdns7.hichina.com2015-07-19 → 2015-09-18 · 4 obs
● 2015-07-19 19:01:26
● 2015-09-18 21:21:00
○ 2016-04-17 17:01:42
○ 2026-04-27 09:57:16
○NSdns8.hichina.com2015-07-19 → 2015-09-18 · 4 obs
● 2015-07-19 19:01:26
● 2015-09-18 21:21:00
○ 2016-08-23 16:39:26
○ 2026-04-27 09:57:16
○NSf1g1ns1.dnspod.net2017-05-28 → 2017-05-28 · 4 obs
○ 2016-12-19 01:41:42
● 2017-05-28 21:18:12
○ 2026-03-26 15:33:36
○ 2026-04-27 09:57:16
○NSf1g1ns2.dnspod.net2017-05-28 → 2017-05-28 · 4 obs
○ 2016-12-19 01:41:42
● 2017-05-28 21:18:12
○ 2026-03-26 15:33:36
○ 2026-04-27 09:57:16
○NSjuming.dnsdun.com2016-04-17 → 2016-12-19 · 5 obs
○ 2015-09-18 21:21:00
● 2016-04-17 17:01:42
● 2016-12-19 01:41:42
○ 2017-05-28 21:18:12
○ 2026-04-27 09:57:16
○NSjuming.dnsdun.net2016-08-23 → 2016-12-19 · 5 obs
○ 2016-04-17 17:01:42
● 2016-08-23 16:39:26
● 2016-12-19 01:41:42
○ 2017-05-28 21:18:12
○ 2026-04-27 09:57:16
●NSmaster.dns.ne.jp2026-03-26 → 2026-04-27 · 3 obs
○ 2017-05-28 21:18:12
● 2026-03-26 15:33:36
● 2026-04-27 09:57:16
●NSns1.dns.ne.jp2026-03-26 → 2026-04-27 · 3 obs
○ 2017-05-28 21:18:12
● 2026-03-26 15:33:36
● 2026-04-27 09:57:16
●NSns2.dns.ne.jp2026-03-26 → 2026-04-27 · 3 obs
○ 2017-05-28 21:18:12
● 2026-03-26 15:33:36
● 2026-04-27 09:57:16
●MXlb-j.com2026-03-26 → 2026-04-27 · 2 obs
● 2026-03-26 15:33:36
● 2026-04-27 09:57:16
○A112.125.17.1112015-11-06 → 2015-11-06 · 3 obs
● 2015-11-06 10:01:48
○ 2016-04-17 17:01:42
○ 2026-04-27 09:57:16
○A127.0.0.12017-01-27 → 2017-01-27 · 4 obs
○ 2016-04-17 17:01:42
● 2017-01-27 22:40:04
○ 2026-03-26 15:33:36
○ 2026-04-27 09:57:16
●A182.48.49.1932026-03-26 → 2026-04-27 · 3 obs
○ 2017-01-27 22:40:04
● 2026-03-26 15:33:36
● 2026-04-27 09:57:16
○CNAME22.3xw.qqisp.cn2017-05-28 → 2017-05-28 · 3 obs
● 2017-05-28 21:18:12
○ 2026-03-26 15:33:36
○ 2026-04-27 09:57:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net...-
lb-j.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ 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 lb-j.com (unsigned zone)

⏱️ Timing

Total: 1242ms | Queries: -

📄 Records

TypeCountSample Data
A1182.48.49.193
NS2ns2.dns.ne.jp, ns1.dns.ne.jp
MX1lb-j.com (pri: 10)
TXT1v=spf1 a:www2253.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

lb-j.com serves as the mail server for lb-j.com.

IP Addresses

lb-j.com points to IP number: 182.48.49.193.

Other host names such as elearning-lab.com, connect-house.com, shinagawasokki.sakura.ne.jp, ss-league.jp and nikibi5care.net share IPs with lb-j.com.

Name Servers

lb-j.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

lb-j.com at least partially shares name servers with other domains, for instance rakutter.com, nokotta.com, bvi.jp, roki-euro.com and dolphin2k.sakura.ne.jp.

these name servers are often used in conjunction with the name servers dns.sakura.ad.jp.

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

lb-j.com is handled by a single mail server, lb-j.com.

lb-j.com points to a single IP: 182.48.49.193.