rfbd.net - robtex.com
rfbd.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.umict.com ⚠️ Not in zone NS records | ||||||
| A | 133.167.101.139🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | os3-380-23385.vs.sakura.ne.jp | ||||||
| NS | ns2.umict.com ⚠️ Not in zone NS records | ||||||
| A | 133.167.101.139🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | os3-380-23385.vs.sakura.ne.jp | ||||||
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=1786120049 | ||||||
Previously MX for
rfbd.net |
Same first word
Similar names
DNS History
6 records (2 active, 4 former)
○NSns01.f150jp0050.info2015-04-20 → 2016-03-27 · 4 obs
● 2015-04-20 07:46:20
● 2016-03-27 22:00:44
○ 2026-07-15 16:22:04
○ 2026-08-07 16:31:52
● 2016-03-27 22:00:44
○ 2026-07-15 16:22:04
○ 2026-08-07 16:31:52
○NSns02.f150jp0050.info2015-04-20 → 2016-03-27 · 4 obs
● 2015-04-20 07:46:20
● 2016-03-27 22:00:44
○ 2026-07-15 16:22:04
○ 2026-08-07 16:31:52
● 2016-03-27 22:00:44
○ 2026-07-15 16:22:04
○ 2026-08-07 16:31:52
●NSns1.umict.com2026-07-15 → 2026-08-07 · 3 obs
○ 2016-03-27 22:00:44
● 2026-07-15 16:22:04
● 2026-08-07 16:31:52
● 2026-07-15 16:22:04
● 2026-08-07 16:31:52
●NSns2.umict.com2026-07-15 → 2026-08-07 · 3 obs
○ 2016-03-27 22:00:44
● 2026-07-15 16:22:04
● 2026-08-07 16:31:52
● 2026-07-15 16:22:04
● 2026-08-07 16:31:52
○MXrfbd.net2015-04-20 → 2016-03-27 · 4 obs
● 2015-04-20 07:46:20
● 2016-03-27 22:00:44
○ 2026-07-15 16:22:04
○ 2026-08-07 16:31:52
● 2016-03-27 22:00:44
○ 2026-07-15 16:22:04
○ 2026-08-07 16:31:52
○A61.203.222.822015-04-20 → 2016-03-27 · 4 obs
● 2015-04-20 07:46:20
● 2016-03-27 22:00:44
○ 2026-07-15 16:22:04
○ 2026-08-07 16:31:52
● 2016-03-27 22:00:44
○ 2026-07-15 16:22:04
○ 2026-08-07 16:31:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | i.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net... | - |
| rfbd.net | ns2.umict.com, ns1.umict.com | - |
✅ Authoritative Response
Server:133.167.101.139
NS records: ns2.umict.com, ns1.umict.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rfbd.net (unsigned zone)
⏱️ Timing
Total: 569ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
rfbd.net has two authoritative name servers — ns1.umict.com and ns2.umict.com.
The name servers of rfbd.net overlap at least partially with those of other domains — among them gomaki.org, ipconetwork.org, dakota-sado.net and two more.
These name servers commonly appear alongside the name servers ns1.c025jp1940.info and ns2.c025jp1940.info.
ns1.umict.com and ns2.umict.com each point to one IP address — 133.167.101.139.
The host names ns1.umict.com and ns2.umict.com both resolve to 133.167.101.139 IP addresses.