java.tokyo - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

java.tokyo

DNSSEC⚠️ Not signed
A153.121.53.115🇯🇵 SAKURA-B153.121.32.0/19 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRtk2-115-58361.vs.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
MXsmtp.google.com
A2607:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A2607:f8b0:4004:c1b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f27.1e100.net
A2607:f8b0:4004:c1d::1a🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f26.1e100.net
A2607:f8b0:4004:c29::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadum-in-f27.1e100.net
A142.251.163.26🇺🇸 Google142.251.163.0/24
PTRwv-in-f26.1e100.net
A142.251.163.27🇺🇸 Google142.251.163.0/24
PTRwv-in-f27.1e100.net
A142.251.167.26🇺🇸 Google142.251.167.0/24
PTRww-in-f26.1e100.net
A142.251.167.27🇺🇸 Google142.251.167.0/24
PTRww-in-f27.1e100.net
A173.194.45.27🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f27.1e100.net
TXTgoogle-site-verification=D33z4zytxbzctt_MmgXni1sGa7teYS-9HGA87GGofJw
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-05-20 #3

tokyo

DNSSEC🔒 Signed (DS record present)
NSa.gmoregistry.net
NSb.gmoregistry.net
NSk.gmoregistry.net
NSl.gmoregistry.net
SOAa.gmoregistry.netnoc@gmoregistry.net serial=1788711717
⚠️ On DNS blocklist: spam-tlds

Same first word

Similar names

Previous names

Next names

DNS History

5 records (5 active, 0 former)

NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXsmtp.google.comA153.121.53.115
NSmaster.dns.ne.jp2026-09-03 → 2026-09-06 · 2 obs
● 2026-09-03 11:14:30
● 2026-09-06 16:23:18
NSns1.dns.ne.jp2026-09-03 → 2026-09-06 · 2 obs
● 2026-09-03 11:14:30
● 2026-09-06 16:23:18
NSns2.dns.ne.jp2026-09-03 → 2026-09-06 · 2 obs
● 2026-09-03 11:14:30
● 2026-09-06 16:23:18
MXsmtp.google.com2026-09-03 → 2026-09-06 · 2 obs
● 2026-09-03 11:14:30
● 2026-09-06 16:23:18
A153.121.53.1152026-09-03 → 2026-09-06 · 2 obs
● 2026-09-03 11:14:30
● 2026-09-06 16:23:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
tokyoa.gmoregistry.net, b.gmoregistry.net, k.gmoregistry.net, l.gmoregistry.net7 records
java.tokyons1.dns.ne.jp, ns2.dns.ne.jp-

✅ 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 java.tokyo (unsigned zone)

⏱️ Timing

Total: 1189ms | Queries: -

📄 Records

TypeCountSample Data
A1153.121.53.115
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1smtp.google.com (pri: 1)
TXT1google-site-verification=D33z4zytxbzctt_
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (a.gmoregistry.net, a.gmoregistry.net, b.gmoregistry.net...)

Analysis

IP Addresses

java.tokyo points to a single IP number: 153.121.53.115.

There are other host names — www8341uo.sakura.ne.jp among them — that share IP numbers with java.tokyo.

Name Servers

DNS for java.tokyo is handled by three authoritative name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

java.tokyo has at least partial name server overlap with other domains, such as totobot.net, tomoo.net, amicalenz.com and two others.

master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp all have one IP address each — master.dns.ne.jp directs to 210.224.172.18, ns1.dns.ne.jp directs to 61.211.236.1 and ns2.dns.ne.jp directs to 133.167.21.1.

Mail Servers

java.tokyo has one mail server: smtp.google.com.

java.tokyo shares the same mail server setup as other domains, including mawaleh.net, iei.org.au, thedaintydrip.com and two others.

java.tokyo shares mail servers — at least in part — with other domains, including bleastreeservices.com, rekvandaer.click, kg-connect.com and two others.

These mail servers tend to be used in combination with the mail servers alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

smtp.google.com points to 9 IP numbers: 142.251.163.26, 142.251.163.27, 142.251.167.26 and 6 other.