tr.upknowledge.co.jp - robtex.com

tr.upknowledge.co.jp

DNSSEC⚠️ Not signed
A59.106.19.102🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww672.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 ⚠️ Not in parent delegation
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 ⚠️ Not in parent delegation
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
MXtr.upknowledge.co.jp ⭐
A59.106.19.102🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww672.sakura.ne.jp
TXTv=spf1 a:www672.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2016-05-08 #8

upknowledge.co.jp

DNSSEC⚠️ Not signed
A59.106.19.102🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
NSmaster.dns.ne.jp ⭐
NSns1.dns.ne.jp
NSns2.dns.ne.jp
MXupknowledge.co.jp ⭐
TXTv=spf1 a:www672.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2016-02-01 #8

MX for

tr.upknowledge.co.jp

Same first word

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Similar names

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rt.com.tr
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rt.fyi
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rt.lc

DNS History

5 records (5 active, 0 former)

201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXtr.upknowledge.co.jpA59.106.19.102
●NSmaster.dns.ne.jp2017-01-12 → 2026-03-22 · 2 obs
● 2017-01-12 07:11:00
● 2026-03-22 14:28:10
●NSns1.dns.ne.jp2017-01-12 → 2026-03-22 · 2 obs
● 2017-01-12 07:11:00
● 2026-03-22 14:28:10
●NSns2.dns.ne.jp2017-01-12 → 2026-03-22 · 2 obs
● 2017-01-12 07:11:00
● 2026-03-22 14:28:10
●MXtr.upknowledge.co.jp2017-01-12 → 2026-03-22 · 2 obs
● 2017-01-12 07:11:00
● 2026-03-22 14:28:10
●A59.106.19.1022017-01-12 → 2026-03-22 · 2 obs
● 2017-01-12 07:11:00
● 2026-03-22 14:28:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...-
upknowledge.co.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 upknowledge.co.jp (unsigned zone)

⏱️ Timing

Total: 1373ms | Queries: -

📄 Records

TypeCountSample Data
A159.106.19.102
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1tr.upknowledge.co.jp (pri: 10)
TXT1v=spf1 a:www672.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

The mail server for tr.upknowledge.co.jp is tr.upknowledge.co.jp.

IP Addresses

tr.upknowledge.co.jp maps to IP address 59.106.19.102.

Other host names, for instance miraien.jp, www672.sakura.ne.jp, simamoto.net, wings-int.com and suite2008.sakura.ne.jp share IP numbers with tr.upknowledge.co.jp.

Name Servers

tr.upknowledge.co.jp is delegated to name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

tr.upknowledge.co.jp at least partially shares name servers with other domains such as setsuna.jp, kokuhou.jp, amagase.sakura.ne.jp, msv-ehc01035.sakura.ne.jp and hokkyokudesign.com.

these name servers are commonly used 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

One mail server serves tr.upknowledge.co.jp.

tr.upknowledge.co.jp points to one IP number: 59.106.19.102.