51osmobile.com - robtex.com
51osmobile.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.244.191.12🇭🇰 Alibaba-Cloud47.244.128.0/17 Proxy-registered route object | ||||||
| NS | dns15.hichina.com ⭐ | ||||||
| A | 2408:4009:501::23🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.112🇨🇳 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 | 139.224.142.122🇨🇳 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 | dns16.hichina.com | ||||||
| A | 2408:4009:501::24🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.111🇨🇳 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 | 139.224.142.121🇨🇳 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 | mxn.mxhichina.com ⭐ | ||||||
| A | 47.246.136.231🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud | ||||||
| PTR | cz-clare.com | ||||||
| PTR | reachsmartdwell.com | ||||||
| PTR | wevolt.tech | ||||||
| A | 47.246.137.47🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud | ||||||
| MX | mxw.mxhichina.com ⭐ | ||||||
| A | 47.246.99.195🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object | ||||||
| PTR | reachsmartdwell.com | ||||||
| TXT | v=spf1 include:spf.mxhichina.com -all | ||||||
| SOA | dns15.hichina.comhostmaster@hichina.com 2026-01-09 #13 | ||||||
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=1776144917 | ||||||
Same first word
51osmobile.com |
DNS History
6 records (5 active, 1 former)
●NSdns15.hichina.com2017-09-29 → 2026-04-14 · 2 obs
● 2026-04-14 06:05:50
●NSdns16.hichina.com2017-09-29 → 2026-04-14 · 2 obs
● 2026-04-14 06:05:50
●MXmxn.mxhichina.com2017-09-29 → 2026-04-14 · 2 obs
● 2026-04-14 06:05:50
●MXmxw.mxhichina.com2017-09-29 → 2026-04-14 · 2 obs
● 2026-04-14 06:05:50
○A118.31.19.1602017-09-29 → 2017-09-29 · 3 obs
○ 2026-04-10 18:54:50
○ 2026-04-14 06:05:50
●A47.244.191.122026-04-10 → 2026-04-14 · 3 obs
● 2026-04-10 18:54:50
● 2026-04-14 06:05:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net... | - |
| 51osmobile.com | dns15.hichina.com, dns16.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns15.hichina.com, dns16.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51osmobile.com (unsigned zone)
⏱️ Timing
Total: 570ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.244.191.12 |
| NS | 2 | dns16.hichina.com, dns15.hichina.com |
| MX | 2 | mxn.mxhichina.com (pri: 10), mxw.mxhichina.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mxhichina.com -all |
| SOA | 1 | dns15.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns15.hichina.com, dns15.hichina.com, dns15.hichina.com...)
Analysis
IP Addresses
51osmobile.com points to a single IP number: 47.244.191.12.
Name Servers
Delegation for 51osmobile.com rests with two name servers, dns15.hichina.com and dns16.hichina.com.
51osmobile.com shares the same name server setup as other domains, including gdwljs.com, cnamazon.com, iotypt.com, casy.cn and dsdz.com.cn.
51osmobile.com at least partially shares name servers with other domains, for instance xdtdl.com, iidl.cn, boronglaw.com, ypzd.cn and bucg.com.
These name servers are commonly used alongside expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Host names with nine IP numbers:
dns15.hichina.com points to: 2408:4009:501::23, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.
dns16.hichina.com points to: 2408:4009:501::24, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.
Mail Servers
51osmobile.com is handled by two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.
51osmobile.com uses the same mail server configuration as other domains, such as kavistech.com, tm-chinasourcing.com, china-us-i.com, bjjrjj.com and adcuber.com.
51osmobile.com shares mail servers with other domains at least in part, for instance zzyhpacking.com, hanyunhome.com, jifengtools.com, daioolor.com and rfios.com.
these mail servers are often used with mx1.qiye.aliyun.com and mx2.qiye.aliyun.com.
Host names with two IP numbers:
mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.
Host names with one IP number:
mxw.mxhichina.com points to 47.246.99.195.