b240.jp - robtex.com
b240.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:218:3001:7::10🇯🇵 NTT-GIN-AS2001:218::/32 NTT Ltd Japan Corporation Otemachi Place West Tower 32F, 2-3-1 Otemachi | ||||||
| A | 117.104.133.171🇯🇵 NTT-GIN-AS117.104.132.0/23 NTT Global IP Network tokyjp/osakjp Transit (64600) | ||||||
| NS | redirect1.jprs.jp ⭐ | ||||||
| A | 2001:218:3001:7::10🇯🇵 NTT-GIN-AS2001:218::/32 NTT Ltd Japan Corporation Otemachi Place West Tower 32F, 2-3-1 Otemachi | ||||||
| A | 117.104.133.171🇯🇵 NTT-GIN-AS117.104.132.0/23 NTT Global IP Network tokyjp/osakjp Transit (64600) | ||||||
| PTR | redirect1.jprs.jp | ||||||
| NS | redirect2.jprs.jp | ||||||
| A | 2001:218:3001:7::20🇯🇵 NTT-GIN-AS2001:218::/32 NTT Ltd Japan Corporation Otemachi Place West Tower 32F, 2-3-1 Otemachi | ||||||
| A | 117.104.133.172🇯🇵 NTT-GIN-AS117.104.132.0/23 NTT Global IP Network tokyjp/osakjp Transit (64600) | ||||||
| PTR | redirect2.jprs.jp | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | redirect1.jprs.jproot@jprs.jp 2026-07-17 #3 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1784246403 | ||||||
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
○NSdns01.park.onamae.com2015-08-03 → 2016-07-13 · 4 obs
● 2016-07-13 21:28:58
○ 2017-04-09 06:49:14
○ 2026-07-17 00:17:40
○NSdns02.park.onamae.com2015-08-03 → 2016-07-13 · 4 obs
● 2016-07-13 21:28:58
○ 2017-04-09 06:49:14
○ 2026-07-17 00:17:40
○NSdns1.onamae.com2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 06:49:14
○ 2026-06-29 21:24:40
○ 2026-07-17 00:17:40
○NSdns2.onamae.com2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 06:49:14
○ 2026-06-29 21:24:40
○ 2026-07-17 00:17:40
○NSns1.gmointernet.com2015-08-03 → 2016-07-13 · 4 obs
● 2016-07-13 21:28:58
○ 2017-04-09 06:49:14
○ 2026-07-17 00:17:40
●NSredirect1.jprs.jp2026-06-29 → 2026-07-17 · 3 obs
● 2026-06-29 21:24:40
● 2026-07-17 00:17:40
●NSredirect2.jprs.jp2026-06-29 → 2026-07-17 · 3 obs
● 2026-06-29 21:24:40
● 2026-07-17 00:17:40
●A117.104.133.1712026-06-29 → 2026-07-17 · 3 obs
● 2026-06-29 21:24:40
● 2026-07-17 00:17:40
○A150.95.255.382017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 06:49:14
○ 2026-06-29 21:24:40
○ 2026-07-17 00:17:40
●A2001:218:3001:7::102026-06-29 → 2026-07-17 · 3 obs
● 2026-06-29 21:24:40
● 2026-07-17 00:17:40
○A210.157.1.1342015-08-03 → 2015-11-28 · 4 obs
● 2015-11-28 05:24:14
○ 2016-07-13 21:28:58
○ 2026-07-17 00:17:40
○A210.172.133.122016-07-13 → 2016-07-13 · 4 obs
● 2016-07-13 21:28:58
○ 2017-04-09 06:49:14
○ 2026-07-17 00:17:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| b240.jp | redirect1.jprs.jp, redirect2.jprs.jp | - |
✅ Authoritative Response
Server:117.104.133.171
NS records: redirect1.jprs.jp, redirect2.jprs.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b240.jp (unsigned zone)
⏱️ Timing
Total: 1484ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 117.104.133.171 |
| AAAA | 1 | 2001:218:3001:7::10 |
| NS | 2 | redirect2.jprs.jp, redirect1.jprs.jp |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | redirect1.jprs.jp root.jprs.jp |
Analysis
IP Addresses
b240.jp points to the IP addresses 117.104.133.171 and 2001:218:3001:7::10
xn--lckte4aybd.jp, xn--fwts09a.jp, xn--yetui732bd9y.jp and two other host names share IP numbers with b240.jp.
Name Servers
Two name servers handle the delegation for b240.jp: redirect1.jprs.jp and redirect2.jprs.jp.
b240.jp uses the same name servers as several other domains — among them d2j.jp, xn--4vqy61no1c.jp, xn--4it792d.jp and two more.
The name servers of b240.jp overlap at least partially with those of other domains — among them xn--ekr082fsxx.jp, nobi.net, xn--4itp63k.jp and two more.
redirect1.jprs.jp and redirect2.jprs.jp both carry two IP addresses. The A records for redirect1.jprs.jp are 117.104.133.171 and 2001:218:3001:7::10; the A records for redirect2.jprs.jp are 117.104.133.172 and 2001:218:3001:7::20.