aizawa-web.com - robtex.com
aizawa-web.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 143.125.225.187🇯🇵 InfoSphere143.125.224.0/19 INFOSPHERE | ||||||
| PTR | aizawa-web.com | ||||||
| NS | ns2.mcnet.ad.jp ⭐ | ||||||
| A | 2001:350:2:17::2🇯🇵 MCNET2001:350::/32 NTT SmartConnect Corp. | ||||||
| PTR | ns2.mcnet.ad.jp | ||||||
| A | 210.172.32.132🇯🇵 MCNET210.172.32.0/19 | ||||||
| PTR | ns2.mcnet.ad.jp | ||||||
| NS | ns.mcnet.ad.jp | ||||||
| A | 2001:350:2:16::2🇯🇵 MCNET2001:350::/32 NTT SmartConnect Corp. | ||||||
| PTR | ns.mcnet.ad.jp | ||||||
| A | 210.172.32.50🇯🇵 MCNET210.172.32.0/19 | ||||||
| PTR | ns.mcnet.ad.jp | ||||||
| MX | mail.aizawa-web.com ⭐ | ||||||
| A | 143.125.225.187🇯🇵 InfoSphere143.125.224.0/19 INFOSPHERE | ||||||
| PTR | aizawa-web.com | ||||||
| TXT | v=spf1 include:aizawa-web.com.spf.hosting-pf.net ~all | ||||||
| SOA | ns.mcnet.ad.jppostmaster@mcnet.ad.jp 2004-08-11 #6 | ||||||
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=1775988632 | ||||||
PTR for
Subdomains
mail.aizawa-web.com |
Same first word
aizawa-web.com |
DNS History
5 records (4 active, 1 former)
●NSns.mcnet.ad.jp2015-08-19 → 2026-04-12 · 2 obs
● 2026-04-12 10:28:12
●NSns2.mcnet.ad.jp2015-08-19 → 2026-04-12 · 2 obs
● 2026-04-12 10:28:12
●MXmail.aizawa-web.com2015-08-19 → 2026-04-12 · 2 obs
● 2026-04-12 10:28:12
●A143.125.225.1872019-02-26 → 2026-04-12 · 3 obs
● 2019-02-26 10:01:04
● 2026-04-12 10:28:12
○A203.211.181.182015-08-19 → 2017-02-18 · 4 obs
● 2017-02-18 10:11:14
○ 2019-02-26 10:01:04
○ 2026-04-12 10:28:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net... | - |
| aizawa-web.com | ns.mcnet.ad.jp, ns2.mcnet.ad.jp | - |
✅ Authoritative Response
Server:210.172.32.132
NS records: ns.mcnet.ad.jp, ns2.mcnet.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for aizawa-web.com (unsigned zone)
⏱️ Timing
Total: 1261ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 143.125.225.187 |
| NS | 2 | ns2.mcnet.ad.jp, ns.mcnet.ad.jp |
| MX | 1 | mail.aizawa-web.com (pri: 10) |
| TXT | 1 | v=spf1 include:aizawa-web.com.spf.hostin |
| SOA | 1 | ns.mcnet.ad.jp postmaster.mcnet.ad.jp |
Analysis
Hierarchy
aizawa-web.com is the parent of mail.aizawa-web.com.
IP Addresses
aizawa-web.com resolves to one IP number: 143.125.225.187.
Other host names, for instance mail.aizawa-web.com, share IP numbers with aizawa-web.com.
Name Servers
aizawa-web.com is delegated to two name servers ns2.mcnet.ad.jp and ns.mcnet.ad.jp.
aizawa-web.com shares the same name server setup as other domains, for instance 230.1.211.in-addr.arpa, wada-pat.jp, oku-shika.com, liv-re.co.jp and lapissemiconductor.com.
aizawa-web.com at least partially shares name servers with other domains, for instance flets-w.com, ntt-west.co.jp, 236.78.203.in-addr.arpa, ookawasekizai.com and npouds.org.
Host names with two IP numbers:
The host name ns2.mcnet.ad.jp points to 2001:350:2:17::2 and 210.172.32.132; the host name ns.mcnet.ad.jp points to 2001:350:2:16::2 and 210.172.32.50.
Mail Servers
aizawa-web.com is handled by a single mail server, mail.aizawa-web.com.
mail.aizawa-web.com resolves to IP 143.125.225.187.