estd01.com - robtex.com
estd01.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.16.87.128🇯🇵 SAKURA-B160.16.0.0/17 SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | tk2-219-19374.vs.sakura.ne.jp | ||||||
| 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 | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-08-09 #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=1774644197 | ||||||
Same first word
estd01.com |
estd01.sakura.ne.jp |
DNS History
4 records (4 active, 0 former)
●A160.16.87.1282016-12-17 → 2026-03-27 · 2 obs
● 2016-12-17 07:17:16
● 2026-03-27 20:53:08
● 2026-03-27 20:53:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net... | - |
| estd01.com | 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 estd01.com (unsigned zone)
⏱️ Timing
Total: 950ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.16.87.128 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
IP Addresses
estd01.com maps to IP address 160.16.87.128.
Other host names, for example est-llc.jp, fe-lice.com and tk2-219-19374.vs.sakura.ne.jp share the same IP as estd01.com.
Name Servers
estd01.com is delegated to name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
estd01.com at least partially shares name servers with other domains such as ecomarco.com, nobiko.net, aikko.jp, strider-web.com and pros-cons.jp.
Host names with a single IP:
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