sdkbb.com - robtex.com
sdkbb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 198.2.233.140🇺🇸 PEGTECHINC198.2.192.0/18 PEG TECH Inc. 11565 Old Ranch Ln Los Altos, CA 94024 US | ||||||
| PTR | mail.sdkbb.com | ||||||
| NS | dns27.hichina.com ⭐ | ||||||
| A | 2408:4009:501::35🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.39🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.59🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.199🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.219🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.39🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.59🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.99🇨🇳 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 | 139.224.142.109🇨🇳 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 | dns28.hichina.com | ||||||
| A | 2408:4009:501::36🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.37🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.62🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.197🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.221🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.37🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.62🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.102🇨🇳 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 | 139.224.142.107🇨🇳 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, | ||||||
| MX | mail.sdkbb.com ⭐ | ||||||
| A | 198.2.233.140🇺🇸 PEGTECHINC198.2.192.0/18 PEG TECH Inc. 11565 Old Ranch Ln Los Altos, CA 94024 US | ||||||
| PTR | mail.sdkbb.com | ||||||
| TXT | v=spf1 ip4:198.2.233.140 ~all | ||||||
| SOA | dns27.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
com
| 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=1777491641 | ||||||
Subdomains
mail.sdkbb.com |
Same first word
sdkbb.com |
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns27.hichina.com2026-04-22 → 2026-04-29 · 2 obs
● 2026-04-29 19:58:32
●NSdns28.hichina.com2026-04-22 → 2026-04-29 · 2 obs
● 2026-04-29 19:58:32
●MXmail.sdkbb.com2026-04-22 → 2026-04-29 · 2 obs
● 2026-04-29 19:58:32
●A198.2.233.1402026-04-22 → 2026-04-29 · 3 obs
● 2026-04-22 09:38:22
● 2026-04-29 19:58:32
○A47.88.33.672016-12-21 → 2016-12-21 · 3 obs
○ 2026-04-22 09:38:22
○ 2026-04-29 19:58:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net... | - |
| sdkbb.com | dns27.hichina.com, dns28.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.39
NS records: dns27.hichina.com, dns28.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdkbb.com (unsigned zone)
⏱️ Timing
Total: 524ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.2.233.140 |
| NS | 2 | dns27.hichina.com, dns28.hichina.com |
| MX | 1 | mail.sdkbb.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:198.2.233.140 ~all |
| SOA | 1 | dns27.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns27.hichina.com, dns27.hichina.com, dns27.hichina.com...)
Analysis
Hierarchy
sdkbb.com is parent of mail.sdkbb.com.
IP Addresses
sdkbb.com points to a single IP: 198.2.233.140.
Other host names, for instance mail.sdkbb.com, share IP numbers with sdkbb.com.
Name Servers
sdkbb.com's delegation is to two name servers dns27.hichina.com and dns28.hichina.com.
sdkbb.com shares the same name server configuration as other domains, such as meiligou.cn, fengzhan100.com, w-00.com, softhost.cn and yimuhai.com.
sdkbb.com at least partially shares its name servers with other domains, for instance mvvwurn.com, mewelink.com, coolsu.com, honteks.com and cmgcl.com.
these name servers are commonly used together with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Host names with nine IP numbers: dns27.hichina.com points to 2408:4009:501::35, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109; dns28.hichina.com points to 2408:4009:501::36, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.
Mail Servers
sdkbb.com is served by a single mail server, mail.sdkbb.com.
mail.sdkbb.com points to IP number 198.2.233.140.