isp.tw - dns.ninja
isp.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.123.243.5🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | sp19.g-dns.com | ||||||
| NS | ns13.g-dns.com ⭐ | ||||||
| A | 103.123.243.3🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | 103-123-243-3.static.ip.net.tw | ||||||
| NS | ns14.g-dns.com | ||||||
| A | 103.123.243.4🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | 103-123-243-4.static.ip.net.tw | ||||||
| MX | sp19.g-dns.com ⭐ | ||||||
| A | 103.123.243.5🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | sp19.g-dns.com | ||||||
| TXT | v=spf1 ip4:103.123.243.2 ip4:103.123.243.5 include:_spf.eee.tw ip4:198.55.121... | ||||||
| SOA | ns13.g-dns.comwhmlog@ipmi.tw 2026-08-04 #2 | ||||||
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=2011043910 | ||||||
Previously MX for
isp.tw |
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
○NSns1.voodoo.com2015-08-15 → 2015-10-19 · 4 obs
● 2015-10-19 04:46:16
○ 2015-12-16 15:04:52
○ 2026-08-04 10:37:10
●NSns13.g-dns.com2026-02-20 → 2026-08-04 · 3 obs
● 2026-02-20 00:40:40
● 2026-08-04 10:37:10
●NSns14.g-dns.com2026-02-20 → 2026-08-04 · 3 obs
● 2026-02-20 00:40:40
● 2026-08-04 10:37:10
○NSns2.voodoo.com2015-08-15 → 2015-10-19 · 4 obs
● 2015-10-19 04:46:16
○ 2015-12-16 15:04:52
○ 2026-08-04 10:37:10
○NSns33.g-dns.com2015-12-16 → 2021-02-16 · 5 obs
● 2015-12-16 15:04:52
● 2021-02-16 05:47:08
○ 2026-02-20 00:40:40
○ 2026-08-04 10:37:10
○NSns34.g-dns.com2015-12-16 → 2021-02-16 · 5 obs
● 2015-12-16 15:04:52
● 2021-02-16 05:47:08
○ 2026-02-20 00:40:40
○ 2026-08-04 10:37:10
○MXisp.tw2015-12-16 → 2015-12-16 · 3 obs
○ 2016-01-10 19:06:00
○ 2026-08-04 10:37:10
○MXsp18.g-dns.com2016-01-10 → 2021-02-16 · 5 obs
● 2016-01-10 19:06:00
● 2021-02-16 05:47:08
○ 2026-02-20 00:40:40
○ 2026-08-04 10:37:10
●MXsp19.g-dns.com2026-02-20 → 2026-08-04 · 3 obs
● 2026-02-20 00:40:40
● 2026-08-04 10:37:10
●A103.123.243.52026-02-20 → 2026-08-04 · 3 obs
● 2026-02-20 00:40:40
● 2026-08-04 10:37:10
○A192.64.147.1662015-08-15 → 2015-10-19 · 4 obs
● 2015-10-19 04:46:16
○ 2015-12-16 15:04:52
○ 2026-08-04 10:37:10
○A198.55.121.392015-12-16 → 2021-02-16 · 5 obs
● 2015-12-16 15:04:52
● 2021-02-16 05:47:08
○ 2026-02-20 00:40:40
○ 2026-08-04 10:37:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | 16 records |
| isp.tw | ns14.g-dns.com, ns13.g-dns.com | - |
✅ Authoritative Response
Server:103.123.243.4
NS records: ns14.g-dns.com, ns13.g-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for isp.tw (unsigned zone)
⏱️ Timing
Total: 1421ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.123.243.5 |
| NS | 2 | ns13.g-dns.com, ns14.g-dns.com |
| MX | 1 | sp19.g-dns.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:103.123.243.2 ip4:103.123.243 |
| SOA | 1 | ns13.g-dns.com whmlog.ipmi.tw |
📌 Glue Records Collected
Total: 16
In-bailiwick: 14 (a.dns.tw, b.dns.tw, c.dns.tw...)
Out-of-bailiwick: 2 (anytld.apnic.net, anytld.apnic.net)
Analysis
IP Addresses
isp.tw points to a single IP number: 103.123.243.5.
Additional host names — itoy.com.tw, mail.2r.com.tw, lalacat.net and two others — share IP numbers with isp.tw.
Name Servers
isp.tw is delegated to two name servers: ns13.g-dns.com and ns14.g-dns.com.
isp.tw shares its name server setup with other domains, including moreward.com, dmr.org.tw, hopevac.com and two others.
isp.tw partially shares its NS delegation with several other domains, including bnlux.com.tw, ayay2.com, hwtech.com.tw and two others.
These name servers are regularly seen alongside ns1.moreward.com and ns2.moreward.com as name servers.
ns13.g-dns.com resolves to 103.123.243.3. ns14.g-dns.com resolves to 103.123.243.4. Both host names point to a single IP number.
Mail Servers
isp.tw has one mail server: sp19.g-dns.com.
isp.tw shares the same mail server setup as other domains, including loyea.tw, osmic.com.tw, lifestyletour.com.tw and two others.
sp19.g-dns.com resolves to a single IP number: 103.123.243.5.