rfbd.net - robtex.com

rfbd.net

DNSSEC⚠️ Not signed
NSns1.umict.com ⚠️ Not in zone NS records
A133.167.101.139🇯🇵 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
PTRos3-380-23385.vs.sakura.ne.jp
NSns2.umict.com ⚠️ Not in zone NS records
A133.167.101.139🇯🇵 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
PTRos3-380-23385.vs.sakura.ne.jp

net

Previously MX for

Same first word

Similar names

DNS History

6 records (2 active, 4 former)

20162017201820192020202120222023202420252026NSns1.umict.comns2.umict.comns01.f150jp0050.infons02.f150jp0050.infoMXrfbd.netA61.203.222.82
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
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
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
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
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
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

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neti.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net...-
rfbd.netns2.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

TypeCountSample 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.