teradasys.com - robtex.com
teradasys.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.16.243.128🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | tk2-263-41374.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 | ||||||
| MX | www3181.sakura.ne.jp ⭐ | ||||||
| A | 2403:3a00:201:1f:49:212:207:221🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www3181.sakura.ne.jp | ||||||
| A | 49.212.207.221🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3181.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3181.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-12-06 #2 | ||||||
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=1776010682 | ||||||
Previously MX for
Subdomains
www.teradasys.com |
Same first word
teradasys.com |
Similar names
DNS History
8 records (5 active, 3 former)
●NSmaster.dns.ne.jp2015-07-24 → 2026-04-12 · 5 obs
● 2015-10-24 14:09:02
○ 2016-04-28 07:22:50
● 2016-11-12 03:25:06
● 2026-04-12 16:21:50
●NSns1.dns.ne.jp2015-07-24 → 2026-04-12 · 5 obs
● 2015-10-24 14:09:02
○ 2016-04-28 07:22:50
● 2016-11-12 03:25:06
● 2026-04-12 16:21:50
●NSns2.dns.ne.jp2015-07-24 → 2026-04-12 · 5 obs
● 2015-10-24 14:09:02
○ 2016-04-28 07:22:50
● 2016-11-12 03:25:06
● 2026-04-12 16:21:50
○MXteradasys.com2015-07-24 → 2017-12-06 · 7 obs
● 2015-10-24 14:09:02
○ 2016-04-28 07:22:50
● 2016-11-12 03:25:06
● 2017-12-06 20:55:16
○ 2026-04-07 19:17:28
○ 2026-04-12 16:21:50
●MXwww3181.sakura.ne.jp2026-04-07 → 2026-04-12 · 3 obs
● 2026-04-07 19:17:28
● 2026-04-12 16:21:50
●A160.16.243.1282026-04-07 → 2026-04-12 · 3 obs
● 2026-04-07 19:17:28
● 2026-04-12 16:21:50
○A219.94.163.1902016-11-12 → 2017-12-06 · 5 obs
● 2016-11-12 03:25:06
● 2017-12-06 20:55:16
○ 2026-04-07 19:17:28
○ 2026-04-12 16:21:50
○A59.106.13.1972015-07-24 → 2015-10-24 · 4 obs
● 2015-10-24 14:09:02
○ 2016-04-28 07:22:50
○ 2026-04-12 16:21:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| teradasys.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 teradasys.com (unsigned zone)
⏱️ Timing
Total: 1435ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.16.243.128 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | www3181.sakura.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www3181.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
teradasys.com is a parent of www.teradasys.com.
IP Addresses
teradasys.com points to a single IP address: 160.16.243.128.
Name Servers
teradasys.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least part of the name servers for teradasys.com are shared with other domains, for instance f-counter.com, ascalon.sakura.ne.jp, interior-seino.gr.jp, freembbs.jpn.org and micata.net.
These name servers are commonly used alongside the name servers dns.sakura.ad.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
Mail Servers
The mail server for teradasys.com is www3181.sakura.ne.jp.
teradasys.com uses the same mail server setup as other domains, for instance ttcn.co.jp, kitagawa-j.co.jp, jeis.cn, soprano.jp and nihonbuyou.or.jp.
Hostname www3181.sakura.ne.jp resolves to two IPs: 2403:3a00:201:1f:49:212:207:221 and 49.212.207.221.