songho.com - robtex.com
songho.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.39.49.155🇹🇼 HiNet202.39.0.0/18 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | twn3.greatwall.net | ||||||
| NS | dns1.greatwall.net ⭐ | ||||||
| A | 202.39.49.131🇹🇼 HiNet202.39.0.0/18 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | dns1.greatwall.net | ||||||
| NS | dns2.greatwall.net | ||||||
| A | 202.39.49.132🇹🇼 HiNet202.39.0.0/18 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | dns2.greatwall.net | ||||||
| MX | imail5.greatwall.net ⭐ | ||||||
| A | 202.39.49.143🇹🇼 HiNet202.39.0.0/18 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | imail5.greatwall.net | ||||||
| TXT | v=spf1 mx a ptr include:_spf.asiannet.com include:spf.ms.hinet.net ~all | ||||||
| SOA | dns1.greatwall.netwhite@asiannet.com 2026-01-29 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774754032 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns1.greatwall.net2007-11-02 → 2026-03-29 · 2 obs
● 2026-03-29 03:40:58
●NSdns2.greatwall.net2007-11-02 → 2026-03-29 · 5 obs
○ 2015-08-23 22:33:28
○ 2017-11-05 07:57:04
● 2026-03-08 01:59:28
● 2026-03-29 03:40:58
●MXimail5.greatwall.net2007-11-02 → 2026-03-29 · 2 obs
● 2026-03-29 03:40:58
●A202.39.49.1552026-03-08 → 2026-03-29 · 2 obs
● 2026-03-29 03:40:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net... | - |
| songho.com | dns1.greatwall.net, dns2.greatwall.net | - |
✅ Authoritative Response
Server:202.39.49.131
NS records: dns1.greatwall.net, dns2.greatwall.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for songho.com (unsigned zone)
⏱️ Timing
Total: 556ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.39.49.155 |
| NS | 2 | dns2.greatwall.net, dns1.greatwall.net |
| MX | 1 | imail5.greatwall.net (pri: 10) |
| TXT | 1 | v=spf1 mx a ptr include:_spf.asiannet.co |
| SOA | 1 | dns1.greatwall.net white.asiannet.com |
Analysis
IP Addresses
songho.com points to a single IP number: 202.39.49.155.
Other host names, for instance www.teyen.com, candcconn.com.tw, autotech.cc, boxlight.com.tw and aquas.com.tw share IP numbers with songho.com.
Name Servers
songho.com is delegated to two name servers: dns1.greatwall.net and dns2.greatwall.net.
songho.com uses the same name server setup as other domains, for instance d1spec.com.tw, evo.com.tw, fullraytech.com, michiba.com.tw and mastertech-nology.com.tw.
songho.com at least partially shares name servers with other domains, such as harmonic.com.tw and xn--cjrs2bw1hdraw05o.com and xn--9cs0a974b1z7d.com.
these name servers are commonly used together with nic1.greatwall.net and nic2.greatwall.net.
Host names with one IP number:
dns1.greatwall.net points to: 202.39.49.131.
dns2.greatwall.net points to: 202.39.49.132.
Mail Servers
The mail server for songho.com is imail5.greatwall.net.
songho.com shares the same mail server setup as other domains, including yenox.com, adlee.com, auto-link.com.tw, jinlix.com.tw and ascco.com.
songho.com shares at least some mail servers with other domains, for instance chung-i.com.
These mail servers are often used with the mail servers chungi-com01c.mail.protection.outlook.com.
Host name imail5.greatwall.net resolves to IP 202.39.49.143.