b-u-d.info - robtex.com
b-u-d.info
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns7.alidns.com ⭐ | ||||||
| A | 2408:4009:501::3🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.47🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.57🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.207🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.217🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.47🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.57🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.117🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.127🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | ns8.alidns.com | ||||||
| A | 2408:4009:501::4🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.48🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.58🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.208🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.218🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.48🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.58🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.101🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.118🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| SOA | ns7.alidns.comhostmaster@hichina.com 2026-06-04 #13 | ||||||
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=1784058469 | ||||||
Previously MX for
b-u-d.info |
Same first word
DNS History
9 records (2 active, 7 former)
○NSns1.xserver.jp2015-09-04 → 2017-01-30 · 4 obs
● 2017-01-30 05:24:32
○ 2026-02-18 20:45:58
○ 2026-07-14 20:02:12
○NSns2.xserver.jp2015-09-04 → 2017-01-30 · 4 obs
● 2017-01-30 05:24:32
○ 2026-02-18 20:45:58
○ 2026-07-14 20:02:12
○NSns3.xserver.jp2015-09-04 → 2017-01-30 · 4 obs
● 2017-01-30 05:24:32
○ 2026-02-18 20:45:58
○ 2026-07-14 20:02:12
○NSns4.xserver.jp2015-09-04 → 2017-01-30 · 4 obs
● 2017-01-30 05:24:32
○ 2026-02-18 20:45:58
○ 2026-07-14 20:02:12
○NSns5.xserver.jp2015-09-04 → 2017-01-30 · 4 obs
● 2017-01-30 05:24:32
○ 2026-02-18 20:45:58
○ 2026-07-14 20:02:12
●NSns7.alidns.com2026-02-18 → 2026-07-14 · 3 obs
● 2026-02-18 20:45:58
● 2026-07-14 20:02:12
●NSns8.alidns.com2026-02-18 → 2026-07-14 · 3 obs
● 2026-02-18 20:45:58
● 2026-07-14 20:02:12
○MXb-u-d.info2015-09-04 → 2017-01-30 · 4 obs
● 2017-01-30 05:24:32
○ 2026-02-18 20:45:58
○ 2026-07-14 20:02:12
○A157.112.152.582015-09-04 → 2017-01-30 · 4 obs
● 2017-01-30 05:24:32
○ 2026-02-18 20:45:58
○ 2026-07-14 20:02:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| b-u-d.info | ns8.alidns.com, ns7.alidns.com | - |
✅ Authoritative Response
Server:139.224.142.118
NS records: ns8.alidns.com, ns7.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b-u-d.info (unsigned zone)
⏱️ Timing
Total: 1378ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns7.alidns.com, ns8.alidns.com |
| SOA | 1 | ns7.alidns.com hostmaster.hichina.com |
Analysis
Name Servers
DNS delegation for b-u-d.info points to two name servers: ns7.alidns.com and ns8.alidns.com.
b-u-d.info shares its NS records with other domains, for example 91fj.cn, 4601.org, b448c1cc1fdf7c51.com and two others.
b-u-d.info has at least partial name server overlap with other domains, such as ltjbuilders.com, accfins.com, 05500l.com and two others.
It is common to find these name servers paired with the name servers expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
DNS names with 9 IP addresses:
ns7.alidns.com has IP addresses 39.96.153.47, 39.96.153.57 and 47.118.199.207, plus 6 other.
ns8.alidns.com has IP addresses 39.96.153.48, 39.96.153.58 and 47.118.199.208, plus 6 other.