john-co.com - robtex.com
john-co.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 150.95.254.16🇯🇵 GMO-INTERNET150.95.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www17.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 | mx17.gmoserver.jp ⭐ | ||||||
| A | 150.95.254.20🇯🇵 GMO-INTERNET150.95.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx17.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf17.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@john-co.com 2020-10-06 #12 | ||||||
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=1778835846 | ||||||
Same first word
Similar names
DNS History
14 records (4 active, 10 former)
●NSdns01.gmoserver.jp2026-05-15 → 2026-05-15 · 2 obs
● 2026-05-15 09:17:28
●NSdns02.gmoserver.jp2026-05-15 → 2026-05-15 · 2 obs
● 2026-05-15 09:17:28
○NSns07.domaincontrol.com2015-06-25 → 2017-02-05 · 4 obs
● 2017-02-05 22:57:20
○ 2020-03-21 23:05:12
○ 2026-05-15 09:17:28
○NSns08.domaincontrol.com2015-06-25 → 2017-02-05 · 4 obs
● 2017-02-05 22:57:20
○ 2020-03-21 23:05:12
○ 2026-05-15 09:17:28
○NSns5.dnsdun.com2020-03-21 → 2020-03-21 · 3 obs
● 2020-03-21 23:05:12
○ 2026-05-15 09:17:28
○NSns5.dnsdun.net2020-03-21 → 2020-03-21 · 3 obs
● 2020-03-21 23:05:12
○ 2026-05-15 09:17:28
○MXmailstore1.secureserver.net2015-06-25 → 2017-02-05 · 4 obs
● 2017-02-05 22:57:20
○ 2020-03-21 23:05:12
○ 2026-05-15 09:17:28
●MXmx17.gmoserver.jp2026-05-15 → 2026-05-15 · 2 obs
● 2026-05-15 09:17:28
○MXsmtp.secureserver.net2015-06-25 → 2017-02-05 · 4 obs
● 2017-02-05 22:57:20
○ 2020-03-21 23:05:12
○ 2026-05-15 09:17:28
○A111.92.185.502020-03-21 → 2020-03-21 · 3 obs
● 2020-03-21 23:05:12
○ 2026-05-15 09:17:28
●A150.95.254.162026-05-15 → 2026-05-15 · 2 obs
● 2026-05-15 09:17:28
○A50.63.202.502017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 22:57:20
○ 2020-03-21 23:05:12
○ 2026-05-15 09:17:28
○A50.63.202.852015-06-25 → 2015-06-25 · 3 obs
○ 2015-11-06 05:49:14
○ 2026-05-15 09:17:28
○A97.74.215.252015-11-06 → 2016-05-03 · 5 obs
● 2015-11-06 05:49:14
● 2016-05-03 21:02:54
○ 2017-02-05 22:57:20
○ 2026-05-15 09:17:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| john-co.com | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.33.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for john-co.com (unsigned zone)
⏱️ Timing
Total: 1088ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 150.95.254.16 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx17.gmoserver.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf17.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.john-co.co |
Analysis
IP Addresses
john-co.com points to a single IP address: 150.95.254.16.
Other host names such as naganuma.net, tokusho.net, tryone.biz, n3o.jp and interphoto.jp share IPs with john-co.com.
Name Servers
Two name servers dns01.gmoserver.jp and dns02.gmoserver.jp handle the delegation for john-co.com.
john-co.com shares the same name server setup as other domains, for example allied-planning.com, etoh.me, raps.co.jp, realize-p.com and okado.co.jp.
john-co.com shares name servers with other domains to some extent, including tubaki.info, stos.jp, hinoya-fudosan.com and happyland.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
The mx17.gmoserver.jp mail server handles john-co.com.
john-co.com shares the same mail server setup as other domains, including rakuzee.co.jp, kikunoya.biz, m-tam.com, ldhmartialarts.co.jp and phinloda.com.
john-co.com shares at least some mail servers with other domains, for example stress-check.net and nonax.jp.
mx17.gmoserver.jp points to a single IP number: 150.95.254.20.