kei1.net - robtex.com
kei1.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2403:3a00:101:16:182:48:49:149🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2209.sakura.ne.jp | ||||||
| A | 182.48.49.149🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | kei1.net ⭐ | ||||||
| A | 2403:3a00:101:16:182:48:49:149🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2209.sakura.ne.jp | ||||||
| A | 182.48.49.149🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2209.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2209.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-01-31 #3 | ||||||
net
| 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=1774596477 | ||||||
MX for
kei1.net |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
○NSdns01.gmoserver.jp2015-08-12 → 2016-12-29 · 4 obs
● 2016-12-29 21:45:52
○ 2026-02-17 06:17:30
○ 2026-03-27 07:51:20
○NSdns02.gmoserver.jp2015-08-12 → 2016-12-29 · 4 obs
● 2016-12-29 21:45:52
○ 2026-02-17 06:17:30
○ 2026-03-27 07:51:20
●NSmaster.dns.ne.jp2026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 06:17:30
● 2026-03-27 07:51:20
●NSns1.dns.ne.jp2026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 06:17:30
● 2026-03-27 07:51:20
●NSns2.dns.ne.jp2026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 06:17:30
● 2026-03-27 07:51:20
●MXkei1.net2026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 06:17:30
● 2026-03-27 07:51:20
○MXmx.kei1.net2015-08-12 → 2016-12-29 · 4 obs
● 2016-12-29 21:45:52
○ 2026-02-17 06:17:30
○ 2026-03-27 07:51:20
○A157.7.144.52015-08-12 → 2016-12-29 · 4 obs
● 2016-12-29 21:45:52
○ 2026-02-17 06:17:30
○ 2026-03-27 07:51:20
●A182.48.49.1492026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 06:17:30
● 2026-03-27 07:51:20
●A2403:3a00:101:16:182:48:49:1492026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 06:17:30
● 2026-03-27 07:51:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | e.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net... | - |
| kei1.net | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kei1.net (unsigned zone)
⏱️ Timing
Total: 903ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.48.49.149 |
| AAAA | 1 | 2403:3a00:101:16:182:48:49:149 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | kei1.net (pri: 10) |
| TXT | 1 | v=spf1 a:www2209.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
For kei1.net, the mail server is kei1.net.
IP Addresses
kei1.net resolves to two IP numbers: 2403:3a00:101:16:182:48:49:149 and 182.48.49.149.
other host names including fujimorimegumi.com, pompompurin.com, kagaken.co.jp, good-style.co.jp and barakarock.com share IP numbers with kei1.net.
Name Servers
kei1.net is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
kei1.net at least partially shares name servers with other domains, for instance kaigo-fukushi.org, telemack.com, i-most.com, asuka-server.com and 2ss.biz.
these name servers are commonly used alongside dns.sakura.ad.jp.
Host names with one IP number: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
kei1.net is served by a single mail server, kei1.net.
kei1.net resolves to two IP numbers: 2403:3a00:101:16:182:48:49:149 and 182.48.49.149.