t-800.jp - robtex.com

t-800.jp

DNSSEC⚠️ Not signed
A2403:3a00:201:18:210:224:185:51🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww2441.sakura.ne.jp
A210.224.185.51🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
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
MXt-800.jp ⭐
A2403:3a00:201:18:210:224:185:51🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww2441.sakura.ne.jp
A210.224.185.51🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2441.sakura.ne.jp
TXTv=spf1 ip6:2403:3a00:201:18:210:224:185:51 ip4:210.224.185.51 include:_spf.go...
SOAmaster.dns.ne.jptech@sakura.ad.jp 2014-02-25 #2

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=1778587203

MX for

t-800.jp

Same first word

t-800.ru
t-800.jp
t-800.com

DNS History

6 records (6 active, 0 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXt-800.jpA210.224.185.512403:3a00:201:18:210:224:185:51
●NSmaster.dns.ne.jp2015-08-13 → 2026-05-12 · 2 obs
● 2015-08-13 03:48:52
● 2026-05-12 12:11:32
●NSns1.dns.ne.jp2015-08-13 → 2026-05-12 · 2 obs
● 2015-08-13 03:48:52
● 2026-05-12 12:11:32
●NSns2.dns.ne.jp2015-08-13 → 2026-05-12 · 2 obs
● 2015-08-13 03:48:52
● 2026-05-12 12:11:32
●MXt-800.jp2015-08-13 → 2026-05-12 · 2 obs
● 2015-08-13 03:48:52
● 2026-05-12 12:11:32
●A210.224.185.512015-08-13 → 2026-05-12 · 2 obs
● 2015-08-13 03:48:52
● 2026-05-12 12:11:32
●A2403:3a00:201:18:210:224:185:512015-08-13 → 2026-05-12 · 2 obs
● 2015-08-13 03:48:52
● 2026-05-12 12:11:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
t-800.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 t-800.jp (unsigned zone)

⏱️ Timing

Total: 968ms | Queries: -

📄 Records

TypeCountSample Data
A1210.224.185.51
AAAA12403:3a00:201:18:210:224:185:51
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1t-800.jp (pri: 10)
TXT1v=spf1 ip6:2403:3a00:201:18:210:224:185:
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 t-800.jp is t-800.jp.

IP Addresses

t-800.jp points to two IPs: 2403:3a00:201:18:210:224:185:51 and 210.224.185.51.

Other host names, for instance mtr.jp, psys-info2.sakura.ne.jp, be-max.co.jp, solnet.co.jp and g.arkfreed.com share IP numbers with t-800.jp.

Name Servers

t-800.jp is delegated to name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

t-800.jp at least partially shares name servers with other domains such as terutomi.com, knit.org, doemu-bunnywaka.com, xn--inr0ds9fnxtf1ji25c.jp and h-ivy.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 t-800.jp.

Host name t-800.jp points to IPs 2403:3a00:201:18:210:224:185:51 and 210.224.185.51.