mail.ohstudy.com - robtex.com
mail.ohstudy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 61.218.70.2🇹🇼 HiNet61.218.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | 61-218-70-2.hinet-ip.hinet.net | ||||||
ohstudy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 34.8.143.225🇺🇸 Google34.8.0.0/13 | ||||||
| NS | localhost@ ⭐ | ||||||
| NS | ns1.cyberdns.tw | ||||||
| NS | ns2.cyberdns.tw | ||||||
| MX | mail.ohstudy.com ⭐ | ||||||
| TXT | v=spf1 a mx ptr ~all | ||||||
| SOA | localhost@hostmaster@ohstudy.com serial=2013 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A61.218.70.22015-06-23 → 2026-07-26 · 2 obs
● 2015-06-23 17:29:14
● 2026-07-26 22:55:00
● 2026-07-26 22:55:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ohstudy.com | ns1.cyberdns.tw, ns2.cyberdns.tw | - |
✅ Authoritative Response
Server:35.194.228.87
NS records: ns1.cyberdns.tw, ns2.cyberdns.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ohstudy.com (unsigned zone)
⏱️ Timing
Total: 1088ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 61.218.70.2 |
Analysis
Mail Server Role
Mail for ohstudy.com is routed through the mail server mail.ohstudy.com.
IP Addresses
mail.ohstudy.com has exactly one IP address — 61.218.70.2.
There are other host names — 61-218-70-2.hinet-ip.hinet.net among them — that share IP numbers with mail.ohstudy.com.