surftech.jp - dns.ninja
surftech.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.162.27🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1217.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 | surftech.jp ⭐ | ||||||
| A | 219.94.162.27🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1217.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1217.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-05-06 #1 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1786781702 | ||||||
MX for
surftech.jp |
Previously MX for
www.surftech.jp |
Subdomains
www.surftech.jp |
Same first word
surftech.at |
surftech.net |
surftech.com |
surftech.com.au |
surftech.com.br |
surftech.sakura.ne.jp |
surftech.se |
surftech.jp |
surftech.co.uk |
surftech.eu |
surftech.co.jp |
surftech.it |
surftech.de |
Similar names
DNS History
5 records (5 active, 0 former)
●MXsurftech.jp2015-04-17 → 2026-08-15 · 2 obs
● 2026-08-15 08:50:30
●A219.94.162.272015-04-17 → 2026-08-15 · 2 obs
● 2026-08-15 08:50:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| surftech.jp | ns2.dns.ne.jp, ns1.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for surftech.jp (unsigned zone)
⏱️ Timing
Total: 1217ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.162.27 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | surftech.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www1217.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)
Analysis
Hierarchy
www.surftech.jp is delegated beneath surftech.jp.
Mail Server Role
surftech.jp is listed as a mail server for itself.
IP Addresses
surftech.jp resolves to one IP address: 219.94.162.27.
isyoya.com, fores.info, surftech.sakura.ne.jp and two other host names share IP numbers with surftech.jp.
Name Servers
surftech.jp is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
There is at least partial name server overlap between surftech.jp and other domains — mfca-forum.sakura.ne.jp, idea7.work, kenmochi.info and two more among them.
master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.
Mail Servers
Mail for surftech.jp is handled by one mail server — surftech.jp.
surftech.jp resolves to 219.94.162.27 and no other IP number.