yasaikojo.com - robtex.com
yasaikojo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.10.90.206🇯🇵 TOHKnet-TOCN-AS211.10.64.0/19 TOHKnet TOCN CIDR BLOCK 4 (AS7516) Tohoku Intelligent Telecommunication Co.,Inc Fujisaki Omati Bldg. 2-15-28, Omati, Aoba-ku, Sendai, Miyagi, 980-0804, Japan | ||||||
| PTR | www15.jan.ne.jp | ||||||
| NS | ns2.jan.ne.jp ⭐ | ||||||
| A | 211.10.88.8🇯🇵 TOHKnet-TOCN-AS211.10.64.0/19 TOHKnet TOCN CIDR BLOCK 4 (AS7516) Tohoku Intelligent Telecommunication Co.,Inc Fujisaki Omati Bldg. 2-15-28, Omati, Aoba-ku, Sendai, Miyagi, 980-0804, Japan | ||||||
| PTR | ns2.jan.ne.jp | ||||||
| NS | ns.jan.ne.jp | ||||||
| A | 211.10.90.8🇯🇵 TOHKnet-TOCN-AS211.10.64.0/19 TOHKnet TOCN CIDR BLOCK 4 (AS7516) Tohoku Intelligent Telecommunication Co.,Inc Fujisaki Omati Bldg. 2-15-28, Omati, Aoba-ku, Sendai, Miyagi, 980-0804, Japan | ||||||
| PTR | ns.jan.ne.jp | ||||||
| MX | mguard.jan.ne.jp ⭐ | ||||||
| A | 211.10.90.145🇯🇵 TOHKnet-TOCN-AS211.10.64.0/19 TOHKnet TOCN CIDR BLOCK 4 (AS7516) Tohoku Intelligent Telecommunication Co.,Inc Fujisaki Omati Bldg. 2-15-28, Omati, Aoba-ku, Sendai, Miyagi, 980-0804, Japan | ||||||
| PTR | mguard.jan.ne.jp | ||||||
| TXT | v=spf1 ip4:211.10.90.0/24 ~all | ||||||
| SOA | ns.jan.ne.jpinfo@jan.ne.jp 2025-04-08 #1 | ||||||
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=1776148612 | ||||||
Previously MX for
yasaikojo.com |
Same first word
yasaikojo.com |
DNS History
9 records (4 active, 5 former)
○NSmaster.dns.ne.jp2016-03-11 → 2017-02-19 · 4 obs
● 2017-02-19 15:50:38
○ 2026-03-12 22:50:46
○ 2026-04-14 06:37:56
●NSns.jan.ne.jp2026-03-12 → 2026-04-14 · 3 obs
● 2026-03-12 22:50:46
● 2026-04-14 06:37:56
○NSns1.dns.ne.jp2016-03-11 → 2017-02-19 · 4 obs
● 2017-02-19 15:50:38
○ 2026-03-12 22:50:46
○ 2026-04-14 06:37:56
○NSns2.dns.ne.jp2016-03-11 → 2017-02-19 · 4 obs
● 2017-02-19 15:50:38
○ 2026-03-12 22:50:46
○ 2026-04-14 06:37:56
●NSns2.jan.ne.jp2026-03-12 → 2026-04-14 · 3 obs
● 2026-03-12 22:50:46
● 2026-04-14 06:37:56
●MXmguard.jan.ne.jp2026-03-12 → 2026-04-14 · 3 obs
● 2026-03-12 22:50:46
● 2026-04-14 06:37:56
○MXyasaikojo.com2016-03-11 → 2017-02-19 · 4 obs
● 2017-02-19 15:50:38
○ 2026-03-12 22:50:46
○ 2026-04-14 06:37:56
○A182.48.49.672016-03-11 → 2017-02-19 · 4 obs
● 2017-02-19 15:50:38
○ 2026-03-12 22:50:46
○ 2026-04-14 06:37:56
●A211.10.90.2062026-03-12 → 2026-04-14 · 3 obs
● 2026-03-12 22:50:46
● 2026-04-14 06:37:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net... | - |
| yasaikojo.com | ns.jan.ne.jp, ns2.jan.ne.jp | - |
✅ Authoritative Response
Server:211.10.88.8
NS records: ns.jan.ne.jp, ns2.jan.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yasaikojo.com (unsigned zone)
⏱️ Timing
Total: 1039ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.10.90.206 |
| NS | 2 | ns.jan.ne.jp, ns2.jan.ne.jp |
| MX | 1 | mguard.jan.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:211.10.90.0/24 ~all |
| SOA | 1 | ns.jan.ne.jp info.jan.ne.jp |
Analysis
IP Addresses
yasaikojo.com points to a single IP: 211.10.90.206.
Other host names, for instance www.e-kigyo.jp, ymc-scrap.jp, yamagata-tochi.org, nagaiseisakusho.com and yamagata-denshi.com share IP numbers with yasaikojo.com.
Name Servers
yasaikojo.com's delegation is to two name servers ns2.jan.ne.jp and ns.jan.ne.jp.
yasaikojo.com shares the same name server configuration as other domains, such as i-nishiyama.co.jp, kiseidoh-p.com, yamagata-dashi.com, yuhki-d.jp and forum-movie.net.
yasaikojo.com at least partially shares its name servers with other domains, for instance 46.156.210.in-addr.arpa, gotenmori.co.jp, s-studio.info, gotodensan.co.jp and assistac.com.
These name servers are commonly used with dns2.jan.ne.jp, ns.yamagatan.com and ns2.yamagatan.com.
Host names with a single IP:
ns2.jan.ne.jp resolves to 211.10.88.8.
ns.jan.ne.jp resolves to 211.10.90.8.
Mail Servers
yasaikojo.com is served by a single mail server, mguard.jan.ne.jp.
yasaikojo.com uses the same mail server setup as other domains such as oizumi-k.co.jp, fukudaya-okashi.com, nakajimakajuen.com, yo(0x73686974)ei.co.jp and nagai-cci.or.jp.
mguard.jan.ne.jp points to IP number 211.10.90.145.