m2knetwk.com - robtex.com
m2knetwk.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 140.227.101.111🇯🇵 InfoSphere140.227.0.0/16 INFOSPHERE | ||||||
| PTR | m2knetwk.com | ||||||
| NS | ns3.sphere.ad.jp ⭐ | ||||||
| A | 202.239.113.22🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns3.sphere.ad.jp | ||||||
| NS | ns4.sphere.ad.jp | ||||||
| A | 202.239.113.30🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns4.sphere.ad.jp | ||||||
| MX | m2knetwk.com ⭐ | ||||||
| A | 140.227.101.111🇯🇵 InfoSphere140.227.0.0/16 INFOSPHERE | ||||||
| PTR | m2knetwk.com | ||||||
| TXT | v=spf1 include:fmx.etius.jp +ip4:140.227.100.2/32 +ip4:140.227.101.111/32 -all | ||||||
| SOA | ns3.sphere.ad.jpdns@sphere.ad.jp serial=1576034139 | ||||||
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=1774464122 | ||||||
PTR for
MX for
m2knetwk.com |
Same first word
m2knetwk.com |
DNS History
6 records (4 active, 2 former)
●NSns3.sphere.ad.jp2007-11-06 → 2026-03-25 · 2 obs
● 2026-03-25 19:05:08
●NSns4.sphere.ad.jp2007-11-06 → 2026-03-25 · 2 obs
● 2026-03-25 19:05:08
●MXm2knetwk.com2007-11-06 → 2026-03-25 · 2 obs
● 2026-03-25 19:05:08
○A1.33.181.2112015-05-25 → 2018-10-07 · 5 obs
● 2015-05-25 12:03:22
● 2018-10-07 02:40:40
○ 2026-03-25 19:05:04
○ 2026-03-25 19:05:08
●A140.227.101.1112026-03-25 → 2026-03-25 · 3 obs
● 2026-03-25 19:05:04
● 2026-03-25 19:05:08
○A202.229.54.1392007-11-06 → 2007-11-06 · 3 obs
○ 2015-05-25 12:03:22
○ 2026-03-25 19:05:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net... | - |
| m2knetwk.com | ns3.sphere.ad.jp, ns4.sphere.ad.jp | - |
✅ Authoritative Response
Server:202.239.113.22
NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for m2knetwk.com (unsigned zone)
⏱️ Timing
Total: 2602ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 140.227.101.111 |
| NS | 2 | ns3.sphere.ad.jp, ns4.sphere.ad.jp |
| MX | 1 | m2knetwk.com (pri: 10) |
| TXT | 1 | v=spf1 include:fmx.etius.jp +ip4:140.227 |
| SOA | 1 | ns3.sphere.ad.jp dns.sphere.ad.jp |
Analysis
Mail Server Role
m2knetwk.com serves as the mail server for m2knetwk.com.
IP Addresses
m2knetwk.com resolves to a single IP address: 140.227.101.111.
Name Servers
m2knetwk.com's delegation uses two name servers, ns3.sphere.ad.jp and ns4.sphere.ad.jp.
m2knetwk.com shares the same name server setup as other domains, for example atsutahojinkai.or.jp, sunsquared.com, st6.arena.ne.jp, katsuno.co.jp and redream.co.jp.
m2knetwk.com at least partially shares name servers with other domains; for instance tact-test.com.
Host names with a single IP:
ns3.sphere.ad.jp points to 202.239.113.22.
ns4.sphere.ad.jp points to 202.239.113.30.
Mail Servers
A single mail server handles m2knetwk.com.
m2knetwk.com points to a single IP: 140.227.101.111.