21mi.com - dns.ninja
21mi.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | mpmserver.mpmmath.com.tw ⭐ ⚠️ Not in parent delegation | ||||||
| A | 59.125.126.105🇹🇼 HiNet59.125.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | 59-125-126-105.hinet-ip.hinet.net | ||||||
| NS | dns.21mi.com ⚠️ Not in zone NS records | ||||||
| NS | dns2.21mi.com ⚠️ Not in zone NS records | ||||||
| MX | mail.21mi.com ⭐ | ||||||
| A | 59.125.126.100🇹🇼 HiNet59.125.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | 59-125-126-100.hinet-ip.hinet.net | ||||||
| SOA | mpmserver.mpmmath.com.twroot@mpmmath.com.tw 2007-11-05 #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=1786368139 | ||||||
Subdomains
mail.21mi.com |
Same first word
Similar names
12im.com |
m21i.com |
12im.cc |
im21.co.jp |
mi21.net |
mi21.co.uk |
i1m2.blogspot.com |
im21.com |
im21.cn |
m12i.hatenablog.com |
im21.cc |
im21.net |
21im.com |
im12.com |
mi21.com |
12mi.com |
i2m1.com |
im21.org |
im21.info |
mi21.de |
DNS History
4 records (4 active, 0 former)
●NSdns.21mi.com2026-03-23 → 2026-08-10 · 3 obs
● 2026-03-23 12:07:56
● 2026-08-10 13:38:04
●NSdns2.21mi.com2026-03-23 → 2026-08-10 · 3 obs
● 2026-03-23 12:07:56
● 2026-08-10 13:38:04
●NSmpmserver.mpmmath.com.tw2015-05-17 → 2026-08-10 · 2 obs
● 2026-08-10 13:38:04
●MXmail.21mi.com2015-05-17 → 2026-08-10 · 2 obs
● 2026-08-10 13:38:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net... | - |
| 21mi.com | dns.21mi.com, dns2.21mi.com | 2 records |
✅ Authoritative Response
Server:59.125.126.99
NS records: dns.21mi.com, dns2.21mi.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21mi.com (unsigned zone)
⏱️ Timing
Total: 413ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 1 | mpmserver.mpmmath.com.tw |
| MX | 1 | mail.21mi.com (pri: 10) |
| SOA | 1 | mpmserver.mpmmath.com.tw root.mpmmath.co |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (dns.21mi.com, dns2.21mi.com)
Analysis
Hierarchy
mail.21mi.com is delegated beneath 21mi.com.
Name Servers
21mi.com carries NS records delegating to dns2.21mi.com, dns.21mi.com and mpmserver.mpmmath.com.tw.
21mi.com shares at least some of its name servers with domains including mi-kmi.com, mathinfinity.com and mi-pmi.com
The name servers dns3.doubleplusenglish.com, dns4.doubleplusenglish.com and nt.mpmmath.com.tw are often found in combination with these name servers.
Host names resolving to a single IP address:
The hostname mpmserver.mpmmath.com.tw resolves to 59.125.126.105.
Mail Servers
21mi.com uses one mail server — mail.21mi.com.
mail.21mi.com carries a single IP number, which is 59.125.126.100.