51audit.com - robtex.com

51audit.com

DNSSEC⚠️ Not signed
A120.77.3.75🇨🇳 Alibaba-Cloud120.77.0.0/17
NSns11.xincache.com ⭐ ⚠️ Not in parent delegation
A2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A2402:4e00:1730::e🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.180🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.45🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A125.94.59.210🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A129.211.176.209🇨🇳 TENCENT-NET-AP129.211.176.0/20
NSns12.xincache.com ⚠️ Not in parent delegation
A2402:4e00:111:fff::c🇨🇳 TENCENT-NET-AP2402:4e00::/35
A1.12.0.1🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.176🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.111🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.184🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A129.211.176.239🇨🇳 TENCENT-NET-AP129.211.176.0/20
A163.177.5.23🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24
NSns19.xincache.com ⚠️ Not in zone NS records
A2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A2402:4e00:1730::e🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.180🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.45🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A125.94.59.210🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A129.211.176.209🇨🇳 TENCENT-NET-AP129.211.176.0/20
NSns20.xincache.com ⚠️ Not in zone NS records
MXmxbiz1.qq.com ⭐
MXmxbiz2.qq.com(10)
TXTv=spf1 include:spf.mail.qq.com ~all
SOAns11.xincache.comenterprise1dnsadmin@dnspod.com serial=1593421943

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1781417480
WOT: SAFE (62/100)

Subdomains

www.51audit.com

Same first word

51audit.com

DNS History

8 records (7 active, 1 former)

200920112013201520172019202120232025NSns11.xincache.comns12.xincache.comns19.xincache.comns20.xincache.comMXmxbiz1.qq.commxbiz2.qq.comA120.77.3.75218.16.122.71
●NSns11.xincache.com2015-05-22 → 2026-06-14 · 3 obs
○ 2008-03-20 05:51:24
● 2015-05-22 07:06:22
● 2026-06-14 06:21:50
●NSns12.xincache.com2015-05-22 → 2026-06-14 · 7 obs
○ 2008-03-20 05:51:24
● 2015-05-22 07:06:22
● 2016-03-26 00:23:50
○ 2017-03-17 20:03:46
○ 2020-01-04 17:30:42
● 2026-04-09 03:17:06
● 2026-06-14 06:21:50
●NSns19.xincache.com2015-05-22 → 2026-06-14 · 3 obs
○ 2008-03-20 05:51:24
● 2015-05-22 07:06:22
● 2026-06-14 06:21:50
●NSns20.xincache.com2015-05-22 → 2026-06-14 · 7 obs
○ 2008-03-20 05:51:24
● 2015-05-22 07:06:22
● 2016-03-26 00:23:50
○ 2017-03-17 20:03:46
○ 2020-01-04 17:30:42
● 2026-04-09 03:17:06
● 2026-06-14 06:21:50
●MXmxbiz1.qq.com2015-05-22 → 2026-06-14 · 3 obs
○ 2008-03-20 05:51:24
● 2015-05-22 07:06:22
● 2026-06-14 06:21:50
●MXmxbiz2.qq.com2015-05-22 → 2026-06-14 · 3 obs
○ 2008-03-20 05:51:24
● 2015-05-22 07:06:22
● 2026-06-14 06:21:50
●A120.77.3.752017-03-17 → 2026-06-14 · 3 obs
○ 2016-03-26 00:23:50
● 2017-03-17 20:03:46
● 2026-06-14 06:21:50
○A218.16.122.712015-05-22 → 2016-03-26 · 5 obs
○ 2008-03-20 05:51:24
● 2015-05-22 07:06:22
● 2016-03-26 00:23:50
○ 2017-03-17 20:03:46
○ 2026-06-14 06:21:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
51audit.comns19.xincache.com, ns20.xincache.com12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51audit.com (unsigned zone)

⏱️ Timing

Total: 4550ms | Queries: -

📄 Records

TypeCountSample Data
A1120.77.3.75
NS2ns12.xincache.com, ns11.xincache.com
MX2mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)
TXT1v=spf1 include:spf.mail.qq.com ~all
SOA1ns11.xincache.com enterprise1dnsadmin.dn

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns19.xincache.com, ns19.xincache.com, ns19.xincache.com...)

Analysis

Hierarchy

51audit.com is a parent domain of www.51audit.com.

IP Addresses

51audit.com resolves to just one IP address, 120.77.3.75.

Host names such as www.51audit.com and 51ae.com share IP numbers with 51audit.com.

Name Servers

51audit.com is delegated to four name servers, ns11.xincache.com, ns12.xincache.com, ns19.xincache.com and ns20.xincache.com.

51audit.com shares at least some of its name servers with other domains, including dreamtimes.com.cn, ukrainely.com, cnmc.gov.cn and two others.

These name servers are frequently seen alongside ce1.xincache.com, ce2.xincache.com, ns13.xincache.com and 6 other name servers.

DNS names with 8 IP addresses:

Hostname ns11.xincache.com directs to 1.12.0.4, 36.155.149.180 and 112.80.181.45 along with 5 other IP addresses.

Hostname ns19.xincache.com directs to 1.12.0.4, 36.155.149.180 and 112.80.181.45 along with 5 other IP addresses.

DNS names with 7 IP addresses:

Hostname ns12.xincache.com directs to 1.12.0.1, 36.155.149.176 and 112.80.181.111 along with 4 other IP addresses.

Both ns11.xincache.com and ns19.xincache.com resolve to 2402:4e00:1470:2::e IP addresses each.

Both ns11.xincache.com and ns19.xincache.com resolve to 2402:4e00:1730::e IP addresses each.

Both ns11.xincache.com and ns19.xincache.com resolve to 1.12.0.4 IP addresses each.

Both ns11.xincache.com and ns19.xincache.com resolve to 36.155.149.180 IP addresses each.

Both ns11.xincache.com and ns19.xincache.com resolve to 112.80.181.45 IP addresses each.

Both ns11.xincache.com and ns19.xincache.com resolve to 117.89.178.173 IP addresses each.

Both ns11.xincache.com and ns19.xincache.com resolve to 125.94.59.210 IP addresses each.

Both ns11.xincache.com and ns19.xincache.com resolve to 129.211.176.209 IP addresses each.

Mail Servers

51audit.com is served by two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.

Among the domains sharing a mail server setup with 51audit.com are sundream-packing.com, tespent.cn, shalayun.com and two others.

There is at least a partial MX overlap between 51audit.com and other domains, including meikifittings.com, 25az.com, qdlianfa.cn and two others.