oicf.jp - robtex.com
oicf.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.180.250.75🇯🇵 IIJ-AS203.180.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | approfondi2.tetrabit.net | ||||||
| NS | ns1.tetrabit.net ⭐ | ||||||
| A | 210.175.229.68🇯🇵 FRT-AS-18074210.175.224.0/20 FRT-IDC | ||||||
| NS | ns2.tetrabit.net | ||||||
| A | 210.175.229.69🇯🇵 FRT-AS-18074210.175.224.0/20 FRT-IDC | ||||||
| NS | ns3.tetrabit.net | ||||||
| A | 54.64.63.182🇯🇵 Amazon54.64.0.0/15 EC2 NRT prefix | ||||||
| PTR | ns3.tetrabit.net | ||||||
| MX | mail1002.onamae.ne.jp ⭐ | ||||||
| A | 160.251.148.12🇯🇵 GMOOSK-NET160.251.148.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mail1002.onamae.ne.jp | ||||||
| TXT | v=spf1 include:_spf.onamae.ne.jp ~all | ||||||
| SOA | ns1.tetrabit.netwebmaster@tetrabit.jp 2026-01-22 #0 | ||||||
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=1781713803 | ||||||
Previously MX for
oicf.jp |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSmaster.dns.ne.jp2015-05-14 → 2017-02-06 · 4 obs
● 2017-02-06 22:45:00
○ 2018-07-25 23:05:52
○ 2026-06-17 16:38:32
○NSns1.dns.ne.jp2015-05-14 → 2017-02-06 · 4 obs
● 2017-02-06 22:45:00
○ 2018-07-25 23:05:52
○ 2026-06-17 16:38:32
●NSns1.tetrabit.net2026-05-14 → 2026-06-17 · 3 obs
● 2026-05-14 20:39:42
● 2026-06-17 16:38:32
○NSns2.dns.ne.jp2015-05-14 → 2017-02-06 · 4 obs
● 2017-02-06 22:45:00
○ 2018-07-25 23:05:52
○ 2026-06-17 16:38:32
●NSns2.tetrabit.net2026-05-14 → 2026-06-17 · 3 obs
● 2026-05-14 20:39:42
● 2026-06-17 16:38:32
●NSns3.tetrabit.net2026-05-14 → 2026-06-17 · 3 obs
● 2026-05-14 20:39:42
● 2026-06-17 16:38:32
●MXmail1002.onamae.ne.jp2026-05-14 → 2026-06-17 · 3 obs
● 2026-05-14 20:39:42
● 2026-06-17 16:38:32
○MXoicf.jp2015-05-14 → 2017-02-06 · 4 obs
● 2017-02-06 22:45:00
○ 2018-07-25 23:05:52
○ 2026-06-17 16:38:32
●A203.180.250.752026-05-14 → 2026-06-17 · 3 obs
● 2026-05-14 20:39:42
● 2026-06-17 16:38:32
○A219.94.192.922015-05-14 → 2017-02-06 · 4 obs
● 2017-02-06 22:45:00
○ 2018-07-25 23:05:52
○ 2026-06-17 16:38:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| oicf.jp | ns1.tetrabit.net, ns2.tetrabit.net, ns3.tetrabit.net | - |
✅ Authoritative Response
Server:210.175.229.68
NS records: ns1.tetrabit.net, ns2.tetrabit.net, ns3.tetrabit.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oicf.jp (unsigned zone)
⏱️ Timing
Total: 1536ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.180.250.75 |
| NS | 3 | ns3.tetrabit.net, ns1.tetrabit.net... |
| MX | 1 | mail1002.onamae.ne.jp (pri: 20) |
| TXT | 1 | v=spf1 include:_spf.onamae.ne.jp ~all |
| SOA | 1 | ns1.tetrabit.net webmaster.tetrabit.jp |
Analysis
IP Addresses
oicf.jp has exactly one IP address — 203.180.250.75.
approfondi2.tetrabit.net is an example of another host name that shares IP numbers with oicf.jp.
Name Servers
oicf.jp has three name servers — ns1.tetrabit.net, ns2.tetrabit.net and ns3.tetrabit.net.
The name servers of oicf.jp overlap at least partially with those of other domains — among them asahigakuendaini.ac.jp, taiyo-hana2.jp, suiko.biz and two more.
These name servers commonly appear in combination with the name servers dns1.aia.ne.jp.
Each of the three hostnames points to exactly one IP address: ns1.tetrabit.net points to 210.175.229.68, ns2.tetrabit.net points to 210.175.229.69 and ns3.tetrabit.net points to 54.64.63.182.
Mail Servers
oicf.jp uses one mail server — mail1002.onamae.ne.jp.
The mail server setup of oicf.jp matches that of other domains such as rerere-re.email, re-office.jp, salon-uraraka.com and two others.
At least some of the mail servers used by oicf.jp are shared with other domains: chaban.info, salaselect.com, changejob.jp and two others among them.
mail1002.onamae.ne.jp points to one IP number — 160.251.148.12.