circle-1-one.com - robtex.com
circle-1-one.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.226.39.128🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | sv227.xserver.jp | ||||||
| NS | ns1.xserver.jp ⭐ | ||||||
| A | 202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| A | 202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| A | 202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns1.xserver.jp | ||||||
| NS | ns2.xserver.jp ⚠️ Not in parent delegation | ||||||
| A | 35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xserver.jp | ||||||
| NS | ns3.xserver.jp ⚠️ Not in parent delegation | ||||||
| A | 202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns3.xserver.jp | ||||||
| NS | ns5.xserver.jp ⚠️ Not in zone NS records | ||||||
| A | 157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| A | 157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| A | 202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns5.xserver.jp | ||||||
| MX | circle-1-one.com ⭐ | ||||||
| A | 202.226.39.128🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | sv227.xserver.jp | ||||||
| TXT | v=spf1 +a:sv227.xserver.jp +a:circle-1-one.com +mx include:spf.sender.xserver... | ||||||
| SOA | ns1.xserver.jproot@xserver.jp serial=0 | ||||||
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=1777208011 | ||||||
MX for
circle-1-one.com |
Same first word
circle-1-one.com |
DNS History
7 records (6 active, 1 former)
●NSns1.xserver.jp2015-07-21 → 2026-04-26 · 2 obs
● 2026-04-26 13:13:10
●NSns2.xserver.jp2015-07-21 → 2026-04-26 · 2 obs
● 2026-04-26 13:13:10
●NSns3.xserver.jp2015-07-21 → 2026-04-26 · 2 obs
● 2026-04-26 13:13:10
●NSns5.xserver.jp2026-03-01 → 2026-04-26 · 3 obs
● 2026-03-01 06:07:02
● 2026-04-26 13:13:10
●MXcircle-1-one.com2015-07-21 → 2026-04-26 · 2 obs
● 2026-04-26 13:13:10
●A202.226.39.1282026-03-01 → 2026-04-26 · 3 obs
● 2026-03-01 06:07:02
● 2026-04-26 13:13:10
○A219.94.203.1282015-07-21 → 2017-07-08 · 4 obs
● 2017-07-08 06:08:36
○ 2026-03-01 06:07:02
○ 2026-04-26 13:13:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| circle-1-one.com | ns1.xserver.jp, ns5.xserver.jp | - |
✅ Authoritative Response
Server:202.226.36.246
NS records: ns1.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for circle-1-one.com (unsigned zone)
⏱️ Timing
Total: 1575ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.226.39.128 |
| NS | 3 | ns2.xserver.jp, ns1.xserver.jp... |
| MX | 1 | circle-1-one.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv227.xserver.jp +a:circle-1-o |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
circle-1-one.com serves as the mail server for circle-1-one.com.
IP Addresses
circle-1-one.com points to an IP address: 202.226.39.128.
other host names include casba.net, shin-inaka.com, tokyo-ap.com, www.live-stage1.com and genzu.net; they share IP numbers with circle-1-one.com.
Name Servers
circle-1-one.com delegates to four name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and ns5.xserver.jp.
circle-1-one.com at least partially shares name servers with other domains, for instance gikoushi.com, koyacode.com, butudontlooksick.com, systemlab.xsrv.jp and tomokoyamamoto.com.
These name servers are commonly used alongside ns4.xserver.jp.
Hosts with three IP numbers:
ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Hosts with one IP number:
ns2.xserver.jp points to: 35.72.43.26.
ns3.xserver.jp points to: 202.226.36.247.
Mail Servers
circle-1-one.com is handled by a single mail server.
The host name circle-1-one.com points to IP 202.226.39.128.