external-api.studyplus.jp - dns.ninja
external-api.studyplus.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.114.205.185🇯🇵 Amazon3.112.0.0/14 EC2 NRT prefix | ||||||
| PTR | ec2-3-114-205-185.ap-northeast-1.compute.amazonaws.com | ||||||
| A | 18.176.70.206🇯🇵 Amazon18.176.0.0/15 EC2 NRT prefix | ||||||
| A | 52.192.138.214🇯🇵 Amazon52.192.0.0/15 EC2 NRT prefix | ||||||
studyplus.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.114.205.185🇯🇵 Amazon3.112.0.0/14 EC2 NRT prefix | ||||||
| A | 18.176.70.206🇯🇵 Amazon18.176.0.0/15 EC2 NRT prefix | ||||||
| A | 52.192.138.214🇯🇵 Amazon52.192.0.0/15 EC2 NRT prefix | ||||||
| NS | ns-1359.awsdns-41.org ⭐ | ||||||
| NS | ns-1603.awsdns-08.co.uk | ||||||
| NS | ns-451.awsdns-56.com | ||||||
| NS | ns-746.awsdns-29.net | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(20) | ||||||
| MX | alt2.aspmx.l.google.com(20) | ||||||
| MX | aspmx2.googlemail.com(30) | ||||||
| MX | aspmx3.googlemail.com(30) | ||||||
| TXT | google-site-verification=PnpcSnXH2Z94Adcli-obLfrzwHjMpKNudTRobEA218g | ||||||
| TXT | google-site-verification=TsoePr6JXRevaMr0Ih5n4AXXAWpxnIeH-GxyQuEdpmM | ||||||
| TXT | google-site-verification=uJVncuAAlEMmqCd2uh0dib_TcuPrFnmD8vkTsRhb6-M | ||||||
| TXT | notion-domain-verification=90CXZOfeaDGT3donReSgiV8x0nyJiZKf5dSXdQQU6Kn | ||||||
| TXT | v=spf1 include:_spf.google.com include:mail.zendesk.com include:_spf.prtimes.... | ||||||
| SOA | ns-1359.awsdns-41.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
rank #6845 in the tld
📈 Tranco rank: #226,628
DNS History
18 records (3 active, 15 former)
○A13.112.52.562026-06-14 → 2026-06-14 · 4 obs
○ 2026-05-03 17:51:02
● 2026-06-14 14:24:26
● 2026-06-14 17:36:14
○ 2026-07-31 08:33:48
● 2026-06-14 14:24:26
● 2026-06-14 17:36:14
○ 2026-07-31 08:33:48
○A13.115.207.152026-05-03 → 2026-05-03 · 4 obs
○ 2026-04-09 18:57:08
● 2026-05-03 17:51:02
○ 2026-06-14 14:24:26
○ 2026-07-31 08:33:48
● 2026-05-03 17:51:02
○ 2026-06-14 14:24:26
○ 2026-07-31 08:33:48
●A18.176.70.2062026-07-31 → 2026-07-31 · 2 obs
○ 2026-06-14 17:36:14
● 2026-07-31 08:33:48
● 2026-07-31 08:33:48
○A3.114.159.982026-02-26 → 2026-02-26 · 3 obs
● 2026-02-26 04:38:04
○ 2026-04-09 18:57:08
○ 2026-07-31 08:33:48
○ 2026-04-09 18:57:08
○ 2026-07-31 08:33:48
●A3.114.205.1852026-07-31 → 2026-07-31 · 2 obs
○ 2026-06-14 17:36:14
● 2026-07-31 08:33:48
● 2026-07-31 08:33:48
○A35.72.119.2512026-04-09 → 2026-04-09 · 4 obs
○ 2026-02-26 04:38:04
● 2026-04-09 18:57:08
○ 2026-05-03 17:51:02
○ 2026-07-31 08:33:48
● 2026-04-09 18:57:08
○ 2026-05-03 17:51:02
○ 2026-07-31 08:33:48
○A35.75.170.2002026-06-14 → 2026-06-14 · 4 obs
○ 2026-05-03 17:51:02
● 2026-06-14 14:24:26
● 2026-06-14 17:36:14
○ 2026-07-31 08:33:48
● 2026-06-14 14:24:26
● 2026-06-14 17:36:14
○ 2026-07-31 08:33:48
●A52.192.138.2142026-07-31 → 2026-07-31 · 2 obs
○ 2026-06-14 17:36:14
● 2026-07-31 08:33:48
● 2026-07-31 08:33:48
○A52.196.144.292026-04-09 → 2026-04-09 · 4 obs
○ 2026-02-26 04:38:04
● 2026-04-09 18:57:08
○ 2026-05-03 17:51:02
○ 2026-07-31 08:33:48
● 2026-04-09 18:57:08
○ 2026-05-03 17:51:02
○ 2026-07-31 08:33:48
○A52.68.150.2042026-04-09 → 2026-04-09 · 4 obs
○ 2026-02-26 04:38:04
● 2026-04-09 18:57:08
○ 2026-05-03 17:51:02
○ 2026-07-31 08:33:48
● 2026-04-09 18:57:08
○ 2026-05-03 17:51:02
○ 2026-07-31 08:33:48
○A54.150.134.1252026-02-26 → 2026-07-31 · 2 obs
○ 2026-02-26 04:38:04
○ 2026-07-31 08:33:48
○ 2026-07-31 08:33:48
○A54.150.37.1952026-02-26 → 2026-07-31 · 2 obs
○ 2026-02-26 04:38:04
○ 2026-07-31 08:33:48
○ 2026-07-31 08:33:48
○A54.178.137.2412026-02-26 → 2026-02-26 · 3 obs
● 2026-02-26 04:38:04
○ 2026-04-09 18:57:08
○ 2026-07-31 08:33:48
○ 2026-04-09 18:57:08
○ 2026-07-31 08:33:48
○A54.248.55.642026-02-26 → 2026-07-31 · 2 obs
○ 2026-02-26 04:38:04
○ 2026-07-31 08:33:48
○ 2026-07-31 08:33:48
○A54.250.67.1642026-02-26 → 2026-02-26 · 3 obs
● 2026-02-26 04:38:04
○ 2026-04-09 18:57:08
○ 2026-07-31 08:33:48
○ 2026-04-09 18:57:08
○ 2026-07-31 08:33:48
○A54.64.135.2482026-05-03 → 2026-05-03 · 4 obs
○ 2026-04-09 18:57:08
● 2026-05-03 17:51:02
○ 2026-06-14 14:24:26
○ 2026-07-31 08:33:48
● 2026-05-03 17:51:02
○ 2026-06-14 14:24:26
○ 2026-07-31 08:33:48
○A57.181.115.512026-05-03 → 2026-05-03 · 4 obs
○ 2026-04-09 18:57:08
● 2026-05-03 17:51:02
○ 2026-06-14 14:24:26
○ 2026-07-31 08:33:48
● 2026-05-03 17:51:02
○ 2026-06-14 14:24:26
○ 2026-07-31 08:33:48
○A57.182.67.632026-06-14 → 2026-06-14 · 4 obs
○ 2026-05-03 17:51:02
● 2026-06-14 14:24:26
● 2026-06-14 17:36:14
○ 2026-07-31 08:33:48
● 2026-06-14 14:24:26
● 2026-06-14 17:36:14
○ 2026-07-31 08:33:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| studyplus.jp | ns-1603.awsdns-08.co.uk, ns-1359.awsdns-41.org, ns-451.awsdns-56.com, ns-746.awsdns-29.net | - |
✅ Authoritative Response
Server:205.251.194.234
NS records: ns-1603.awsdns-08.co.uk, ns-1359.awsdns-41.org, ns-451.awsdns-56.com, ns-746.awsdns-29.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studyplus.jp (unsigned zone)
⏱️ Timing
Total: 524ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 18.176.70.206, 52.192.138.214... |
Analysis
IP Addresses
external-api.studyplus.jp has three IP addresses: 3.114.205.185, 18.176.70.206 and 52.192.138.214.
api.studyplus.jp and studyplus.jp are among other host names that share IP numbers with external-api.studyplus.jp.