cf-i.net - robtex.com
cf-i.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2403:3a00:201:17:112:78:125:239🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2399.sakura.ne.jp | ||||||
| A | 112.78.125.239🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| 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 | cf-i.net ⭐ | ||||||
| A | 2403:3a00:201:17:112:78:125:239🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2399.sakura.ne.jp | ||||||
| A | 112.78.125.239🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2399.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2399.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-12-07 #26 | ||||||
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=1776224612 | ||||||
MX for
cf-i.net |
Same first word
Similar names
i-cf.com |
i-fc.info |
c-if.jp |
i-fc.com |
fc-i.de |
if-c.be |
if-c.biz |
f-ic.be |
if-c.net |
fi-c.com |
if-c.jp |
if-c.com |
c-if.com |
fi-c.jp |
i-fc.net |
ci-f.jp |
i-fc.jp |
fc-i.jp |
i-fc.biz |
f-ci.com |
if-c.ch |
fc-i.com |
ci-f.com |
f-ic.com |
DNS History
6 records (6 active, 0 former)
●MXcf-i.net2026-02-20 → 2026-04-15 · 2 obs
● 2026-04-15 03:55:42
●A112.78.125.2392026-02-20 → 2026-04-15 · 2 obs
● 2026-04-15 03:55:42
●A2403:3a00:201:17:112:78:125:2392026-02-20 → 2026-04-15 · 2 obs
● 2026-04-15 03:55:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | f.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cf-i.net | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cf-i.net (unsigned zone)
⏱️ Timing
Total: 1075ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.125.239 |
| AAAA | 1 | 2403:3a00:201:17:112:78:125:239 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | cf-i.net (pri: 10) |
| TXT | 1 | v=spf1 a:www2399.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
cf-i.net serves as the mail server for cf-i.net.
IP Addresses
The entity cf-i.net points to two IP numbers: 2403:3a00:201:17:112:78:125:239 and 112.78.125.239.
For instance, other host names jp.nicos.net, nacker.sakura.ne.jp, jcreate-jp.com, wejp.sakura.ne.jp and kenmotsu-kenko.sakura.ne.jp share IP numbers with cf-i.net.
Name Servers
The delegation for cf-i.net is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
cf-i.net shares name servers with other domains at least partially, for example karte-club.com, eco-ist.jp, origin-labo.jp, italiano-zuccaco.sakura.ne.jp and habitat.or.jp.
These name servers are commonly used with dns.sakura.ad.jp.
Host names with a single IP address: 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
cf-i.net is handled by a single mail server, cf-i.net.
cf-i.net resolves to two IPs: 2403:3a00:201:17:112:78:125:239 and 112.78.125.239.