www.tesyio.com - robtex.com
www.tesyio.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.207.40🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3030.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 ⚠️ Not in parent delegation | ||||||
| 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 ⚠️ Not in parent delegation | ||||||
| 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 | www.tesyio.com ⭐ | ||||||
| A | 49.212.207.40🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3030.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3030.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-12-23 #12 | ||||||
tesyio.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.207.40🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| NS | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(20) | ||||||
| MX | alt2.aspmx.l.google.com(20) | ||||||
| MX | aspmx2.googlemail.com(30) | ||||||
| MX | aspmx3.googlemail.com(30) | ||||||
| MX | aspmx4.googlemail.com(30) | ||||||
| MX | aspmx5.googlemail.com(30) | ||||||
| TXT | v=spf1 include:_spf.google.com ip4:49.212.207.40 ip4:44.202.169.0/24 ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-11-24 #1 | ||||||
MX for
www.tesyio.com |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●MXwww.tesyio.com2026-02-22 → 2026-05-15 · 2 obs
● 2026-05-15 08:11:24
○A133.242.156.392015-05-28 → 2017-06-27 · 4 obs
● 2017-06-27 21:30:32
○ 2026-02-22 22:37:42
○ 2026-05-15 08:11:24
●A49.212.207.402026-02-22 → 2026-05-15 · 3 obs
● 2026-02-22 22:37:42
● 2026-05-15 08:11:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net... | - |
| tesyio.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 tesyio.com (unsigned zone)
⏱️ Timing
Total: 4279ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.207.40 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | www.tesyio.com (pri: 10) |
| TXT | 1 | v=spf1 a:www3030.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
www.tesyio.com serves as the mail server for www.tesyio.com.
IP Addresses
www.tesyio.com points to an IP address: 49.212.207.40.
other host names include cacica.net, dqna.me, tsurumap.com, kk-naos.sakura.ne.jp and geogashi.com; they share IP numbers with www.tesyio.com.
Name Servers
www.tesyio.com is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
www.tesyio.com at least partially shares name servers with other domains, for instance jump.ugukan.net, shigets.com, okumurabutugu.sakura.ne.jp, zumchan.sakura.ne.jp and kclabo.co.jp.
Host names with one 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
www.tesyio.com is handled by a single mail server.
The host name www.tesyio.com points to IP 49.212.207.40.