firstic.com.tw - robtex.com
firstic.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | router.firstic.com.tw ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns1.firstic.com.tw ⚠️ Not in zone NS records | ||||||
| A | 202.39.18.43🇹🇼 HiNet202.39.0.0/18 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | mail.firstic.com | ||||||
| PTR | mail.pontential-comp.com | ||||||
| PTR | mail.firstic.taipei | ||||||
| PTR | mail.firstic.tw | ||||||
| PTR | mail.firstic.com.cn | ||||||
| PTR | mail.firstic.com.hk | ||||||
| PTR | mail.firstic.com.tw | ||||||
| NS | ns2.firstic.com.tw ⚠️ Not in zone NS records | ||||||
| A | 202.39.18.43🇹🇼 HiNet202.39.0.0/18 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | mail.firstic.com | ||||||
| PTR | mail.pontential-comp.com | ||||||
| PTR | mail.firstic.taipei | ||||||
| PTR | mail.firstic.tw | ||||||
| PTR | mail.firstic.com.cn | ||||||
| PTR | mail.firstic.com.hk | ||||||
| PTR | mail.firstic.com.tw | ||||||
| MX | mail.firstic.com.tw ⭐ | ||||||
| A | 202.39.18.43🇹🇼 HiNet202.39.0.0/18 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | mail.firstic.com | ||||||
| PTR | mail.pontential-comp.com | ||||||
| PTR | mail.firstic.taipei | ||||||
| PTR | mail.firstic.tw | ||||||
| PTR | mail.firstic.com.cn | ||||||
| PTR | mail.firstic.com.hk | ||||||
| PTR | mail.firstic.com.tw | ||||||
| TXT | v=spf1 a mx ip4:202.39.18.43/32 -all | ||||||
| SOA | router.firstic.com.twroot@firstic.com.tw 2001-01-01 #1 | ||||||
com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.twnic.net.tw ⭐ ⚠️ Not in parent delegation | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | c.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | d.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | e.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | f.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | g.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | h.dns.tw ⚠️ Not in parent delegation | ||||||
| NS | h.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006336949 | ||||||
Subdomains
mail.firstic.com.tw |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○NSmail2018-08-12 → 2018-08-12 · 3 obs
○ 2017-01-13 05:52:44
● 2018-08-12 06:02:18
○ 2026-03-24 18:19:44
● 2018-08-12 06:02:18
○ 2026-03-24 18:19:44
○NSmail.firstic.com.tw2015-06-25 → 2017-01-13 · 4 obs
● 2015-06-25 21:33:20
● 2017-01-13 05:52:44
○ 2018-08-12 06:02:18
○ 2026-03-24 18:19:44
● 2017-01-13 05:52:44
○ 2018-08-12 06:02:18
○ 2026-03-24 18:19:44
●NSns1.firstic.com.tw2026-03-24 → 2026-03-24 · 2 obs
○ 2018-08-12 06:02:18
● 2026-03-24 18:19:44
● 2026-03-24 18:19:44
●NSns2.firstic.com.tw2026-03-24 → 2026-03-24 · 2 obs
○ 2018-08-12 06:02:18
● 2026-03-24 18:19:44
● 2026-03-24 18:19:44
●NSrouter.firstic.com.tw2026-03-24 → 2026-03-24 · 2 obs
○ 2018-08-12 06:02:18
● 2026-03-24 18:19:44
● 2026-03-24 18:19:44
●MXmail.firstic.com.tw2015-06-25 → 2026-03-24 · 2 obs
● 2015-06-25 21:33:20
● 2026-03-24 18:19:44
● 2026-03-24 18:19:44
○A202.39.18.432016-02-02 → 2018-08-12 · 3 obs
● 2016-02-02 12:36:10
● 2018-08-12 06:02:18
○ 2026-03-24 18:19:44
● 2018-08-12 06:02:18
○ 2026-03-24 18:19:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com.tw | c.twnic.net.tw, h.twnic.net.tw, a.twnic.net.tw, f.twnic.net.tw... | - |
| firstic.com.tw | ns2.firstic.com.tw, ns1.firstic.com.tw | 2 records |
✅ Authoritative Response
Server:202.39.18.43
NS records: ns2.firstic.com.tw, ns1.firstic.com.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.tw (unsigned zone)
⏱️ Timing
Total: 636ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 1 | router.firstic.com.tw |
| MX | 1 | mail.firstic.com.tw (pri: 1) |
| TXT | 1 | v=spf1 a mx ip4:202.39.18.43/32 -all |
| SOA | 1 | router.firstic.com.tw root.firstic.com.t |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns2.firstic.com.tw, ns1.firstic.com.tw)
Analysis
Hierarchy
firstic.com.tw is parent of mail.firstic.com.tw.
Name Servers
firstic.com.tw is delegated to three name servers: ns1.firstic.com.tw, ns2.firstic.com.tw and router.firstic.com.tw.
Host names with one IP number: ns1.firstic.com.tw and ns2.firstic.com.tw point to 202.39.18.43.
Mail Servers
firstic.com.tw is served by a single mail server, mail.firstic.com.tw.
mail.firstic.com.tw points to IP number 202.39.18.43.