tetsuyaota.net - robtex.com
tetsuyaota.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 175.41.251.136🇯🇵 Amazon175.41.192.0/18 Data Services Japan KK 11F Shibuya Cross Tower 2-15-1, Shibuya-ku Shibuya | ||||||
| PTR | ec2-175-41-251-136.ap-northeast-1.compute.amazonaws.com | ||||||
| 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 | ip-61-211-236-1.defastlink.net | ||||||
| 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 | tetsuyaota.net ⭐ | ||||||
| A | 175.41.251.136🇯🇵 Amazon175.41.192.0/18 Data Services Japan KK 11F Shibuya Cross Tower 2-15-1, Shibuya-ku Shibuya | ||||||
| PTR | ec2-175-41-251-136.ap-northeast-1.compute.amazonaws.com | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2013-05-10 #25 | ||||||
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=1778349811 | ||||||
MX for
tetsuyaota.net |
Same first word
tetsuyaota.net |
DNS History
5 records (5 active, 0 former)
●MXtetsuyaota.net2015-04-11 → 2026-05-09 · 2 obs
● 2026-05-09 18:14:10
●A175.41.251.1362015-04-11 → 2026-05-09 · 2 obs
● 2026-05-09 18:14:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tetsuyaota.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 tetsuyaota.net (unsigned zone)
⏱️ Timing
Total: 1346ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 175.41.251.136 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | tetsuyaota.net (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
tetsuyaota.net serves as a mail server for tetsuyaota.net.
IP Addresses
tetsuyaota.net points to a single IP: 175.41.251.136.
Other host names, for instance ec2-175-41-251-136.ap-northeast-1.compute.amazonaws.com, koogawa.com and b-chan.jp share IP numbers with tetsuyaota.net.
Name Servers
tetsuyaota.net is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
tetsuyaota.net partially shares name servers with other domains; examples include zenshukyo.or.jp, procomh.co.jp, qpqqqpq.com, taiankichijitsu.com and cutcut-pucci.com.
Host names with one IP number:
Host master.dns.ne.jp points to 210.224.172.18.
Host ns1.dns.ne.jp points to 61.211.236.1.
Host ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
tetsuyaota.net is handled by a single mail server, tetsuyaota.net.
tetsuyaota.net points to a single IP: 175.41.251.136.