three-up.co - robtex.com
three-up.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.231.240🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www5.gmoserver.jp | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| A | 157.7.33.81🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns01.gmoserver.jp | ||||||
| NS | dns02.gmoserver.jp | ||||||
| A | 157.7.34.81🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns02.gmoserver.jp | ||||||
| MX | mx5.gmoserver.jp ⭐ | ||||||
| A | 157.7.231.244🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx5.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf5.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@three-up.co 2011-11-25 #1 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759618115 | ||||||
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns01.gmoserver.jp2015-05-25 → 2026-03-25 · 2 obs
● 2026-03-25 20:36:04
●NSdns02.gmoserver.jp2015-05-25 → 2026-03-25 · 2 obs
● 2026-03-25 20:36:04
●MXmx5.gmoserver.jp2015-05-25 → 2026-03-25 · 2 obs
● 2026-03-25 20:36:04
●A157.7.231.2402026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 17:30:34
● 2026-03-25 20:36:04
○A211.123.214.242015-05-25 → 2017-08-19 · 4 obs
● 2017-08-19 10:11:50
○ 2026-03-21 17:30:34
○ 2026-03-25 20:36:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | c.registrydns.co, b.registrydns.co, d.registrydns.co, a.registrydns.co | - |
| three-up.co | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.33.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at co: Error: DNS query timeout: 212.18.248.57 for DNSKEY co
⏱️ Timing
Total: 3920ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.231.240 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx5.gmoserver.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf5.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.three-up.c |
Analysis
IP Addresses
three-up.co points to a single IP number: 157.7.231.240.
Other host names, for instance focus-web.com, gensuke.net, www.iact.jp, gigaraku-wifi.com and satoeisaku.com share IP numbers with three-up.co.
Name Servers
Delegation for three-up.co rests with two name servers, dns01.gmoserver.jp and dns02.gmoserver.jp.
three-up.co shares the same name server setup as other domains, including yorokobido.com, cring.co.jp, alphai.co.jp, ats-jp.com and guitarlife.co.jp.
three-up.co shares name servers with other domains at least partially, for example hak.co.jp.
Host names with one IP number: dns01.gmoserver.jp points to 157.7.33.81; dns02.gmoserver.jp points to 157.7.34.81.
Mail Servers
three-up.co is handled by a single mail server, mx5.gmoserver.jp.
three-up.co uses the same mail server configuration as other domains, such as ad-lp.com, aliavasse.com, cygnus.sc, clear-vision.co.jp and eiai.or.jp.
three-up.co shares mail servers with other domains, at least partially, for instance ss-s.net and townnews-loco.com.
mx5.gmoserver.jp points to a single IP: 157.7.231.244.