studybase.info - robtex.com
studybase.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.214.34🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv953.xbiz.ne.jp | ||||||
| NS | ns1.xbiz.ne.jp ⭐ | ||||||
| A | 157.112.182.247🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| PTR | ns1.xbiz.ne.jp | ||||||
| NS | ns2.xbiz.ne.jp | ||||||
| A | 35.76.79.244🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xbiz.ne.jp | ||||||
| NS | ns3.xbiz.ne.jp | ||||||
| A | 157.112.191.237🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc. | ||||||
| PTR | ns3.xbiz.ne.jp | ||||||
| MX | studybase.info ⭐ | ||||||
| A | 85.131.214.34🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv953.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv953.xbiz.ne.jp +a:studybase.info +mx include:spf.sender.xserver.j... | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1790277352 | ||||||
MX for
studybase.info |
Same first word
Similar names
basestudy.org |
bessyadut.com |
sdsbeauty.com |
basestudy.app |
btuesdays.com |
steadybus.info |
basestudy.com |
audytbess.pl |
busydates.com |
substeady.com |
steadybus.site |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns1.xbiz.ne.jp2026-09-03 → 2026-09-24 · 2 obs
● 2026-09-24 19:57:26
●NSns2.xbiz.ne.jp2026-09-03 → 2026-09-24 · 2 obs
● 2026-09-24 19:57:26
●NSns3.xbiz.ne.jp2026-09-03 → 2026-09-24 · 2 obs
● 2026-09-24 19:57:26
●MXstudybase.info2026-09-03 → 2026-09-24 · 2 obs
● 2026-09-24 19:57:26
●A85.131.214.342026-09-03 → 2026-09-24 · 2 obs
● 2026-09-24 19:57:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | b0.info.afilias-nst.org, a0.info.afilias-nst.info, c0.info.afilias-nst.info, b2.info.afilias-nst.org... | 12 records |
| studybase.info | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | - |
✅ Authoritative Response
Server:157.112.191.237
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studybase.info (unsigned zone)
⏱️ Timing
Total: 2173ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.214.34 |
| NS | 3 | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 1 | studybase.info (pri: 0) |
| TXT | 1 | v=spf1 +a:sv953.xbiz.ne.jp +a:studybase. |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
📌 Glue Records Collected
Total: 12
In-bailiwick: 6 (a0.info.afilias-nst.info, a0.info.afilias-nst.info, c0.info.afilias-nst.info...)
Out-of-bailiwick: 6 (b0.info.afilias-nst.org, b0.info.afilias-nst.org, b2.info.afilias-nst.org...)
Analysis
Mail Server Role
studybase.info handles its own mail, functioning as its own mail server.
IP Addresses
studybase.info resolves to just one IP address, 85.131.214.34.
Two other host names, along with housing-s.jp, trustagent-tokyo.co.jp and miyagi-anshin.com, also share IP numbers with studybase.info.
Name Servers
DNS for studybase.info is handled by three authoritative name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
studybase.info has at least partial name server overlap with other domains, such as hatano-const.co.jp, sunbeam-pro.com, hashi-p.co.jp and two others.
ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp all have one IP address each — ns1.xbiz.ne.jp directs to 157.112.182.247, ns2.xbiz.ne.jp directs to 35.76.79.244 and ns3.xbiz.ne.jp directs to 157.112.191.237.
Mail Servers
studybase.info is served by just one mail server: studybase.info.
studybase.info has exactly one IP number: 85.131.214.34.