yuubi.info - robtex.com
yuubi.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.152.24🇯🇵 GMOOSK-NET160.251.152.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | osk003.cbsv.jp | ||||||
| NS | a.misconfigured.dns.server.invalid ⭐ | ||||||
| NS | ns1.cbsv.jp | ||||||
| A | 172.64.52.149🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.199🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.cbsv.jp | ||||||
| A | 172.64.53.51🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.143🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | yuubi.info ⭐ | ||||||
| A | 160.251.152.24🇯🇵 GMOOSK-NET160.251.152.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | osk003.cbsv.jp | ||||||
| TXT | v=spf1 ip4:160.251.152.24 include:_spf.cbsv.jp ~all | ||||||
| SOA | a.misconfigured.dns.server.invalidhostmaster@yuubi.info 2025-12-04 #7 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1784126334 | ||||||
Previously NS for
yuubi.info |
MX for
yuubi.info |
Subdomains
mail.yuubi.info |
Same first word
Similar names
ibuyu.cn |
yuibu.com |
biyuu.mx |
biyuu.net |
buyiu.com |
biyuu.com |
yibuu.com |
ubuyi.com |
iyubu.com |
ibuyu.com |
ubiyu.com |
ibuuy.com |
DNS History
10 records (5 active, 5 former)
●NSa.misconfigured.dns.server.invalid2026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 15:49:38
● 2026-07-15 15:10:06
○NSdns01.muumuu-domain.com2015-06-13 → 2018-11-10 · 4 obs
● 2018-11-10 20:00:24
○ 2026-06-15 15:49:38
○ 2026-07-15 15:10:06
○NSdns02.muumuu-domain.com2015-06-13 → 2018-11-10 · 4 obs
● 2018-11-10 20:00:24
○ 2026-06-15 15:49:38
○ 2026-07-15 15:10:06
●NSns1.cbsv.jp2026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 15:49:38
● 2026-07-15 15:10:06
●NSns2.cbsv.jp2026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 15:49:38
● 2026-07-15 15:10:06
○NSyuubi.info2015-06-13 → 2018-11-10 · 4 obs
● 2018-11-10 20:00:24
○ 2026-06-15 15:49:38
○ 2026-07-15 15:10:06
○MXmx01.muumuu-mail.com2015-06-13 → 2018-11-10 · 4 obs
● 2018-11-10 20:00:24
○ 2026-06-15 15:49:38
○ 2026-07-15 15:10:06
●MXyuubi.info2026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 15:49:38
● 2026-07-15 15:10:06
●A160.251.152.242026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 15:49:38
● 2026-07-15 15:10:06
○A23.236.62.1472015-06-13 → 2018-11-10 · 4 obs
● 2018-11-10 20:00:24
○ 2026-06-15 15:49:38
○ 2026-07-15 15:10:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| yuubi.info | ns2.cbsv.jp, ns1.cbsv.jp | - |
✅ Authoritative Response
Server:172.64.52.149
NS records: ns2.cbsv.jp, ns1.cbsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yuubi.info (unsigned zone)
⏱️ Timing
Total: 2848ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.152.24 |
| NS | 2 | ns1.cbsv.jp, ns2.cbsv.jp |
| MX | 1 | yuubi.info (pri: 10) |
| TXT | 1 | v=spf1 ip4:160.251.152.24 include:_spf.c |
| SOA | 1 | a.misconfigured.dns.server.invalid hostm |
Analysis
Hierarchy
mail.yuubi.info is delegated beneath yuubi.info.
Mail Server Role
yuubi.info is listed as a mail server for itself.
IP Addresses
yuubi.info resolves to one IP address: 160.251.152.24.
ns.blmg.jp, miyanavi.net, autoconfig.coworking-db.com and two other host names share IP numbers with yuubi.info.
Name Servers
Three name servers are authoritative for yuubi.info: ns1.cbsv.jp, ns2.cbsv.jp and a.misconfigured.dns.server.invalid.
There is at least partial name server overlap between yuubi.info and other domains — machine.ee, (0x736578)y-j.com, autocraftonline.co.uk and two more among them.
These name servers regularly appear alongside ndns1.cosmotown.com, ndns2.cosmotown.com, ns1.domeeninimi.ee and 5 other name servers in NS record sets.
Each of the two host names carries two IP addresses: ns1.cbsv.jp points to 172.64.52.149 and 172.64.52.199, and ns2.cbsv.jp points to 172.64.53.51 and 172.64.53.143.
Mail Servers
Mail for yuubi.info is handled by one mail server — yuubi.info.
There is one IP number for yuubi.info: 160.251.152.24.