jetkey.tw - robtex.com
jetkey.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.130.246.112🇹🇼 HiNet220.130.0.0/16 | ||||||
| PTR | mail.jetkey.tw | ||||||
| NS | vdns1.seed.net.tw ⭐ | ||||||
| A | 61.20.46.203🇹🇼 FET-TW61.20.0.0/16 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan | ||||||
| PTR | vdns1.seed.net.tw | ||||||
| NS | vdns3.seed.net.tw | ||||||
| A | 61.20.46.203🇹🇼 FET-TW61.20.0.0/16 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan | ||||||
| PTR | vdns1.seed.net.tw | ||||||
| NS | vdns4.seed.net.tw | ||||||
| A | 61.20.46.204🇹🇼 FET-TW61.20.0.0/16 Far Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 Taiwan | ||||||
| PTR | vdns2.seed.net.tw | ||||||
| MX | mail.jetkey.tw ⭐ | ||||||
| A | 220.130.246.112🇹🇼 HiNet220.130.0.0/16 | ||||||
| PTR | mail.jetkey.tw | ||||||
| TXT | v=spf1 ip4:220.130.246.112 -all | ||||||
| SOA | vdns1.seed.net.twsysop@vdns1.seed.net 2025-12-16 #12 | ||||||
tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.tw ⭐ | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.dns.tw | ||||||
| NS | c.dns.tw | ||||||
| NS | d.dns.tw | ||||||
| NS | e.dns.tw | ||||||
| NS | f.dns.tw | ||||||
| NS | g.dns.tw | ||||||
| NS | h.dns.tw | ||||||
| SOA | a.dns.twsnw@twnic.net.tw serial=2010997430 | ||||||
Subdomains
mail.jetkey.tw |
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
○NSrsdn1.octor.com2015-07-13 → 2016-09-27 · 4 obs
● 2016-09-27 09:24:20
○ 2026-02-14 22:18:12
○ 2026-03-30 00:56:30
○NSrsdn2.octor.com2015-07-13 → 2016-09-27 · 4 obs
● 2016-09-27 09:24:20
○ 2026-02-14 22:18:12
○ 2026-03-30 00:56:30
●NSvdns1.seed.net.tw2026-02-14 → 2026-03-30 · 3 obs
● 2026-02-14 22:18:12
● 2026-03-30 00:56:30
●NSvdns3.seed.net.tw2026-02-14 → 2026-03-30 · 3 obs
● 2026-02-14 22:18:12
● 2026-03-30 00:56:30
●NSvdns4.seed.net.tw2026-02-14 → 2026-03-30 · 3 obs
● 2026-02-14 22:18:12
● 2026-03-30 00:56:30
●MXmail.jetkey.tw2015-07-13 → 2026-03-30 · 2 obs
● 2026-03-30 00:56:30
●A220.130.246.1122015-07-13 → 2026-03-30 · 2 obs
● 2026-03-30 00:56:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | - |
| jetkey.tw | vdns3.seed.net.tw, vdns4.seed.net.tw | - |
✅ Authoritative Response
Server:61.20.46.204
NS records: vdns3.seed.net.tw, vdns4.seed.net.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jetkey.tw (unsigned zone)
⏱️ Timing
Total: 1605ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.130.246.112 |
| NS | 2 | vdns4.seed.net.tw, vdns3.seed.net.tw |
| MX | 1 | mail.jetkey.tw (pri: 10) |
| TXT | 1 | v=spf1 ip4:220.130.246.112 -all |
| SOA | 1 | vdns1.seed.net.tw sysop.vdns1.seed.net |
Analysis
Hierarchy
jetkey.tw is a parent of mail.jetkey.tw.
IP Addresses
jetkey.tw points to a single IP number: 220.130.246.112.
Other host names, for instance mail.jetkey.tw, share IP numbers with jetkey.tw.
Name Servers
The delegation for jetkey.tw is handled by three name servers: vdns1.seed.net.tw, vdns3.seed.net.tw and vdns4.seed.net.tw.
jetkey.tw at least partially shares name servers with other domains, for instance tojin.com.tw, twtt.com.tw, dingus.com.tw, safer.com.tw and medicalediting.tw.
These name servers are commonly used with the name servers vdns2.seed.net.tw.
Hostnames with a single IP:
vdns1.seed.net.tw points to: 61.20.46.203.
vdns3.seed.net.tw points to: 61.20.46.203.
vdns4.seed.net.tw points to: 61.20.46.204.
Names pointing to 61.20.46.203: vdns1.seed.net.tw and vdns3.seed.net.tw.
Mail Servers
jetkey.tw is handled by a single mail server, mail.jetkey.tw.
mail.jetkey.tw points to a single IP: 220.130.246.112.