b-oneup.jp - robtex.com

b-oneup.jp

DNSSEC⚠️ Not signed
A49.212.207.165🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3125.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
MXb-oneup.jp ⭐
A49.212.207.165🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3125.sakura.ne.jp
TXTv=spf1 a:www3125.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2022-11-09 #15

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=1775231102

MX for

b-oneup.jp

Same first word

b-oneup.jp

DNS History

12 records (5 active, 7 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpdns01.ktk.gr.jpdns02.ktk.gr.jpns1.ktk-sol.co.jpns2.ktk-sol.co.jpMXb-oneup.jpmail-rgrey.ktk.gr.jpmx.ktk-sol.co.jpA49.212.207.165122.219.254.101
○NSdns01.ktk.gr.jp2015-08-31 → 2016-04-10 · 4 obs
● 2015-08-31 08:10:40
● 2016-04-10 16:53:28
○ 2016-07-18 02:49:32
○ 2026-04-03 16:00:54
○NSdns02.ktk.gr.jp2015-08-31 → 2016-04-10 · 4 obs
● 2015-08-31 08:10:40
● 2016-04-10 16:53:28
○ 2016-07-18 02:49:32
○ 2026-04-03 16:00:54
●NSmaster.dns.ne.jp2026-03-07 → 2026-04-03 · 3 obs
○ 2017-01-17 16:29:42
● 2026-03-07 14:19:00
● 2026-04-03 16:00:54
●NSns1.dns.ne.jp2026-03-07 → 2026-04-03 · 3 obs
○ 2017-01-17 16:29:42
● 2026-03-07 14:19:00
● 2026-04-03 16:00:54
○NSns1.ktk-sol.co.jp2016-07-18 → 2017-01-17 · 5 obs
○ 2016-04-10 16:53:28
● 2016-07-18 02:49:32
● 2017-01-17 16:29:42
○ 2026-03-07 14:19:00
○ 2026-04-03 16:00:54
●NSns2.dns.ne.jp2026-03-07 → 2026-04-03 · 3 obs
○ 2017-01-17 16:29:42
● 2026-03-07 14:19:00
● 2026-04-03 16:00:54
○NSns2.ktk-sol.co.jp2016-07-18 → 2017-01-17 · 5 obs
○ 2016-04-10 16:53:28
● 2016-07-18 02:49:32
● 2017-01-17 16:29:42
○ 2026-03-07 14:19:00
○ 2026-04-03 16:00:54
●MXb-oneup.jp2026-03-07 → 2026-04-03 · 3 obs
○ 2017-01-17 16:29:42
● 2026-03-07 14:19:00
● 2026-04-03 16:00:54
○MXmail-rgrey.ktk.gr.jp2015-08-31 → 2016-10-15 · 4 obs
● 2015-08-31 08:10:40
● 2016-10-15 00:34:50
○ 2016-12-31 07:16:44
○ 2026-04-03 16:00:54
○MXmx.ktk-sol.co.jp2016-12-31 → 2017-01-17 · 5 obs
○ 2016-10-15 00:34:50
● 2016-12-31 07:16:44
● 2017-01-17 16:29:42
○ 2026-03-07 14:19:00
○ 2026-04-03 16:00:54
○A122.219.254.1012015-08-31 → 2017-01-17 · 4 obs
● 2015-08-31 08:10:40
● 2017-01-17 16:29:42
○ 2026-03-07 14:19:00
○ 2026-04-03 16:00:54
●A49.212.207.1652026-03-07 → 2026-04-03 · 3 obs
○ 2017-01-17 16:29:42
● 2026-03-07 14:19:00
● 2026-04-03 16:00:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpf.dns.jp, d.dns.jp, b.dns.jp, c.dns.jp...-
b-oneup.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ Authoritative Response

Server:61.211.236.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 853ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.207.165
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1b-oneup.jp (pri: 10)
TXT1v=spf1 a:www3125.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

b-oneup.jp serves as the mail server for b-oneup.jp.

IP Addresses

b-oneup.jp points to IP number: 49.212.207.165.

Other host names such as tcc-mng.com, www3125.sakura.ne.jp, www.balanganstone.jp, uranai-school.jp and mail.ogushi.tv share IPs with b-oneup.jp.

Name Servers

b-oneup.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

b-oneup.jp at least partially shares name servers with other domains, for instance ejoneco.sakura.ne.jp, kawani(0x73686974)ax.sakura.ne.jp, symreal.com, isamus.net and denen-arch.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

b-oneup.jp is handled by a single mail server, b-oneup.jp.

b-oneup.jp points to a single IP: 49.212.207.165.