sofia.tw - dns.ninja
sofia.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns.sofia.tw ⭐ ⚠️ Not in zone NS records | ||||||
| NS | dns.hinet.net ⚠️ Not in zone NS records | ||||||
| A | 2001:b000:168::1🇹🇼 HiNet2001:b000:100::/40 | ||||||
| PTR | dns.hinet.net | ||||||
| A | 2001:b000:168::2🇹🇼 HiNet2001:b000:100::/40 | ||||||
| PTR | dns.hinet.net | ||||||
| A | 168.95.1.1🇹🇼 HiNet168.95.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | dns.hinet.net | ||||||
| A | 168.95.192.1🇹🇼 HiNet168.95.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | dns.hinet.net | ||||||
| PTR | hntp1.hinet.net | ||||||
| MX | mail.sofia.tw ⭐ | ||||||
| TXT | v=spf1 ip4:125.228.204.220 ip4:172.24.1.1 mx a:dns.sofia.tw a:mail.sofia.tw m... | ||||||
| SOA | dns.sofia.twadmin@sofia.tw 2025-07-01 #1 | ||||||
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=2011035975 | ||||||
Subdomains
dns.sofia.tw |
Same first word
Similar names
DNS History
5 records (3 active, 2 former)
●NSdns.hinet.net2026-03-24 → 2026-07-19 · 3 obs
● 2026-03-24 02:08:30
● 2026-07-19 19:41:58
●NSdns.sofia.tw2015-07-09 → 2026-07-19 · 2 obs
● 2026-07-19 19:41:58
○NSvns1.hinet.net2015-07-09 → 2026-06-04 · 14 obs
● 2017-09-21 16:51:06
○ 2026-03-24 02:08:30
● 2026-03-26 19:36:08
○ 2026-03-31 07:08:02
○ 2026-04-06 21:30:56
● 2026-04-07 15:05:46
○ 2026-04-09 04:03:56
● 2026-04-15 20:50:34
○ 2026-05-04 07:24:44
● 2026-05-20 02:02:16
○ 2026-06-04 01:18:52
● 2026-06-04 04:04:30
○ 2026-07-19 19:41:58
○NSvns2.hinet.net2015-07-09 → 2026-06-04 · 14 obs
● 2017-09-21 16:51:06
○ 2026-03-24 02:08:30
● 2026-03-26 19:36:08
○ 2026-03-31 07:08:02
○ 2026-04-06 21:30:56
● 2026-04-07 15:05:46
○ 2026-04-09 04:03:56
● 2026-04-15 20:50:34
○ 2026-05-04 07:24:44
● 2026-05-20 02:02:16
○ 2026-06-04 01:18:52
● 2026-06-04 04:04:30
○ 2026-07-19 19:41:58
●MXmail.sofia.tw2015-07-09 → 2026-07-19 · 11 obs
● 2017-09-21 16:51:06
○ 2026-03-24 02:08:30
○ 2026-04-02 11:51:58
● 2026-04-06 21:30:56
● 2026-04-15 20:50:34
○ 2026-05-04 07:24:44
● 2026-05-20 02:02:16
○ 2026-06-04 01:18:52
● 2026-06-04 04:04:30
● 2026-07-19 19:41:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | - |
| sofia.tw | dns.sofia.tw, dns.hinet.net | 1 record |
| tw | e.dns.tw, d.dns.tw, c.dns.tw, h.dns.tw... | - |
| sofia.tw | dns.hinet.net, dns.sofia.tw | 1 record |
| tw | b.dns.tw, g.dns.tw, h.dns.tw, e.dns.tw... | - |
| sofia.tw | dns.hinet.net, dns.sofia.tw | 1 record |
| tw | g.dns.tw, e.dns.tw, a.dns.tw, c.dns.tw... | - |
| sofia.tw | dns.sofia.tw, dns.hinet.net | 1 record |
✅ Authoritative Response
Server:125.228.204.220
NS records: dns.sofia.tw, dns.hinet.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sofia.tw (unsigned zone)
⏱️ Timing
Total: 3086ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 1 | mail.sofia.tw (pri: 10) |
| SOA | 1 | dns.sofia.tw admin.sofia.tw |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (dns.sofia.tw, dns.sofia.tw, dns.sofia.tw...)
Analysis
Hierarchy
dns.sofia.tw is delegated beneath sofia.tw.
Name Servers
sofia.tw is served by two delegated name servers, dns.hinet.net and dns.sofia.tw.
There is at least partial name server overlap between sofia.tw and other domains — lapcc.com, huntelec.tw, disc-hi.com and two more among them.
These name servers regularly appear alongside hntp1.hinet.net, dns1.yuding.info, dns.yuding.info and 7 other name servers in NS record sets.
Host names resolving to four IP addresses:
dns.hinet.net resolves to four IP addresses — 168.95.1.1, 168.95.192.1, 2001:b000:168::1 and 2001:b000:168::2.