utopia-town.com - robtex.com
utopia-town.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 61.206.121.85🇯🇵 InfoSphere61.206.112.0/20 INTERLINK | ||||||
| PTR | server2.c21.to | ||||||
| NS | c21.to ⭐ | ||||||
| A | 117.102.216.132🇯🇵 InfoSphere117.102.192.0/19 Interlink co., ltd. CIDR009 | ||||||
| PTR | server.c21.to | ||||||
| A | 117.102.216.133🇯🇵 InfoSphere117.102.192.0/19 Interlink co., ltd. CIDR009 | ||||||
| PTR | image.c21.to | ||||||
| NS | server.c21.to | ||||||
| A | 117.102.216.132🇯🇵 InfoSphere117.102.192.0/19 Interlink co., ltd. CIDR009 | ||||||
| PTR | server.c21.to | ||||||
| NS | server2.c21.to | ||||||
| A | 61.206.121.85🇯🇵 InfoSphere61.206.112.0/20 INTERLINK | ||||||
| PTR | server2.c21.to | ||||||
| MX | utopia-town.com ⭐ | ||||||
| A | 61.206.121.85🇯🇵 InfoSphere61.206.112.0/20 INTERLINK | ||||||
| PTR | server2.c21.to | ||||||
| TXT | v=spf1 ip4:202.172.28.165 include:c21.to ~all | ||||||
| SOA | c21.toinfo@utopia-town.com serial=200101010 | ||||||
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=1777281676 | ||||||
MX for
utopia-town.com |
Same first word
utopia-town.com |
DNS History
13 records (5 active, 8 former)
○NS01.dnsv.jp2015-07-21 → 2016-03-08 · 4 obs
● 2016-03-08 07:16:24
○ 2016-07-20 06:14:08
○ 2026-04-27 09:34:58
○NS02.dnsv.jp2015-07-21 → 2016-03-08 · 4 obs
● 2016-03-08 07:16:24
○ 2016-07-20 06:14:08
○ 2026-04-27 09:34:58
○NS03.dnsv.jp2015-07-21 → 2016-03-08 · 4 obs
● 2016-03-08 07:16:24
○ 2016-07-20 06:14:08
○ 2026-04-27 09:34:58
○NS04.dnsv.jp2015-07-21 → 2016-03-08 · 4 obs
● 2016-03-08 07:16:24
○ 2016-07-20 06:14:08
○ 2026-04-27 09:34:58
○NS7c294447.i-revonet.jp2016-07-20 → 2017-03-28 · 5 obs
● 2016-07-20 06:14:08
● 2017-03-28 07:09:00
○ 2026-03-18 02:05:00
○ 2026-04-27 09:34:58
●NSc21.to2016-07-20 → 2026-04-27 · 3 obs
● 2016-07-20 06:14:08
● 2026-04-27 09:34:58
●NSserver.c21.to2016-07-20 → 2026-04-27 · 3 obs
● 2016-07-20 06:14:08
● 2026-04-27 09:34:58
●NSserver2.c21.to2026-03-18 → 2026-04-27 · 3 obs
● 2026-03-18 02:05:00
● 2026-04-27 09:34:58
●MXutopia-town.com2015-07-21 → 2026-04-27 · 2 obs
● 2026-04-27 09:34:58
○A116.197.173.2422015-07-21 → 2016-03-08 · 4 obs
● 2016-03-08 07:16:24
○ 2016-07-20 06:14:08
○ 2026-04-27 09:34:58
○A117.102.216.1322026-03-25 → 2026-04-12 · 5 obs
● 2026-03-25 17:31:20
● 2026-04-12 14:55:22
○ 2026-04-27 09:34:54
○ 2026-04-27 09:34:58
○A124.41.68.712016-07-20 → 2017-03-28 · 5 obs
● 2016-07-20 06:14:08
● 2017-03-28 07:09:00
○ 2026-03-18 02:05:00
○ 2026-04-27 09:34:58
●A61.206.121.852026-03-18 → 2026-04-27 · 6 obs
● 2026-03-18 02:05:00
○ 2026-03-25 17:31:20
○ 2026-04-12 14:55:22
● 2026-04-27 09:34:54
● 2026-04-27 09:34:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net... | - |
| utopia-town.com | server.c21.to, server2.c21.to | - |
✅ Authoritative Response
Server:117.102.216.132
NS records: server.c21.to, server2.c21.to
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for utopia-town.com (unsigned zone)
⏱️ Timing
Total: 1123ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 117.102.216.132 |
| NS | 2 | server.c21.to, server2.c21.to |
| MX | 1 | utopia-town.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:202.172.28.165 include:c21.to |
| SOA | 1 | c21.to info.utopia-town.com |
Analysis
Mail Server Role
utopia-town.com serves as the mail server for utopia-town.com.
IP Addresses
utopia-town.com points to a single IP number: 61.206.121.85.
Other host names, for instance geonetwork.jp, mail.0021.to, ns2.c21.to, f-products.jp and mail.c21.to share IP numbers with utopia-town.com.
Name Servers
The domain utopia-town.com is delegated to three name servers: c21.to, server2.c21.to and server.c21.to.
utopia-town.com shares name servers with other domains at least partially, for instance c21-fh.co.jp, c21.to, geonetwork.jp, f-products.jp and takt.tk.
Host names with two IPs: c21.to points to 117.102.216.132 and 117.102.216.133.
Host names with one IP: server2.c21.to points to 61.206.121.85 and server.c21.to points to 117.102.216.132.
Host names that point to 117.102.216.132: c21.to and server.c21.to.
Mail Servers
A single mail server handles utopia-town.com and utopia-town.com.
Host name utopia-town.com resolves to IP 61.206.121.85.