ern-tech.com - robtex.com

ern-tech.com

DNSSEC⚠️ Not signed
NSns11.xincache.com ⭐
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
NSce1.xincache.com
A2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
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
A117.135.128.235🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)
PTR(root)
A125.94.59.210🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A129.211.176.209🇨🇳 TENCENT-NET-AP129.211.176.0/20
NSce2.xincache.com
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
A117.89.178.184🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A117.135.128.235🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)
PTR(root)
A129.211.176.239🇨🇳 TENCENT-NET-AP129.211.176.0/20
A220.196.136.35🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24
MXmx1.zmail300.cn ⭐
A117.50.175.134🇨🇳 CHINA169-BJ117.50.160.0/19 China Telecom Beijing Co. Ltd.
PTR51xgm.com
PTRhhseek.com
MXmx.zmail300.cn(5)
A101.237.133.34🇨🇳 CHINA-1101.237.128.0/20 China Telecom Beijing Co. Ltd.
PTRouthb2.global-mail.cn
TXTv=spf1 include:spfv.zmail300.cn -all
SOAns11.xincache.comns12@xincache.com serial=1708413044

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=1786050394

Same first word

ern-tech.com

Similar names

ct-herne.eu
herc-net.de
h-center.com
ct-herne.com
cher-net.ru
ren-tech.net
rn-etech.de
ren-tech.com.mx
h-center.jp
ren-tech.co.uk

DNS History

8 records (5 active, 3 former)

2017201820192020202120222023202420252026NSce1.xincache.comce2.xincache.comns11.xincache.comns1.ce.net.cnns3.ce.net.cnMXmx.zmail300.cnmx1.zmail300.cnA121.14.65.216
●NSce1.xincache.com2026-07-01 → 2026-08-06 · 3 obs
○ 2017-11-17 21:51:32
● 2026-07-01 04:32:12
● 2026-08-06 21:24:00
●NSce2.xincache.com2026-07-01 → 2026-08-06 · 3 obs
○ 2017-11-17 21:51:32
● 2026-07-01 04:32:12
● 2026-08-06 21:24:00
○NSns1.ce.net.cn2016-12-15 → 2017-11-17 · 4 obs
● 2016-12-15 04:37:28
● 2017-11-17 21:51:32
○ 2026-07-01 04:32:12
○ 2026-08-06 21:24:00
●NSns11.xincache.com2026-07-01 → 2026-08-06 · 3 obs
○ 2017-11-17 21:51:32
● 2026-07-01 04:32:12
● 2026-08-06 21:24:00
○NSns3.ce.net.cn2016-12-15 → 2017-11-17 · 4 obs
● 2016-12-15 04:37:28
● 2017-11-17 21:51:32
○ 2026-07-01 04:32:12
○ 2026-08-06 21:24:00
●MXmx.zmail300.cn2016-12-15 → 2026-08-06 · 2 obs
● 2016-12-15 04:37:28
● 2026-08-06 21:24:00
●MXmx1.zmail300.cn2016-12-15 → 2026-08-06 · 2 obs
● 2016-12-15 04:37:28
● 2026-08-06 21:24:00
○A121.14.65.2162017-11-17 → 2017-11-17 · 3 obs
● 2017-11-17 21:51:32
○ 2026-07-01 04:32:12
○ 2026-08-06 21:24:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
ern-tech.comce1.xincache.com, ce2.xincache.com9 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ce1.xincache.com, ce2.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ern-tech.com (unsigned zone)

⏱️ Timing

Total: 1594ms | Queries: -

📄 Records

TypeCountSample Data
NS2ce1.xincache.com, ce2.xincache.com
MX2mx.zmail300.cn (pri: 4), mx1.zmail300.cn (pri: 5)
TXT1v=spf1 include:spfv.zmail300.cn -all
SOA1ns11.xincache.com ns12.xincache.com

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ce1.xincache.com, ce1.xincache.com, ce1.xincache.com...)

Analysis

Name Servers

The authoritative name servers for ern-tech.com are ce1.xincache.com, ce2.xincache.com and ns11.xincache.com — three in total.

ern-tech.com partially shares its NS delegation with several other domains, including shangtan.com, sarde.com.cn, 8845.cn and two others.

In DNS configurations, these name servers often share authority with ns12.xincache.com, ns19.xincache.com, ns20.xincache.com and 3 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.

DNS names with 7 IP addresses:

Hostname ce1.xincache.com directs to 1.12.0.4, 112.80.181.45 and 117.89.178.173 along with 4 other IP addresses.

DNS names with 6 IP addresses:

Hostname ce2.xincache.com directs to 1.12.0.1, 117.89.178.184 and 117.135.128.235 along with 3 other IP addresses.

Both ns11.xincache.com and ce1.xincache.com resolve to 2402:4e00:1470:2::e IP addresses each.

Both ns11.xincache.com and ce1.xincache.com resolve to 1.12.0.4 IP addresses each.

Both ns11.xincache.com and ce1.xincache.com resolve to 112.80.181.45 IP addresses each.

Both ns11.xincache.com and ce1.xincache.com resolve to 117.89.178.173 IP addresses each.

Both ns11.xincache.com and ce1.xincache.com resolve to 125.94.59.210 IP addresses each.

Both ns11.xincache.com and ce1.xincache.com resolve to 129.211.176.209 IP addresses each.

Both ce1.xincache.com and ce2.xincache.com resolve to 117.135.128.235 IP addresses each.

Mail Servers

ern-tech.com is served by two mail servers, mx1.zmail300.cn and mx.zmail300.cn.

Among the domains sharing a mail server setup with ern-tech.com are fygy-cn.com, kartiigroup.com, pmcl.cn and two others.

There is at least a partial MX overlap between ern-tech.com and other domains, including baniss.com, cheungwohing.com, nissin-mfg.com.cn and two others.

These mail servers often co-occur with the mail servers hwmx.zmail300.cn.

mx1.zmail300.cn resolves to 117.50.175.134. mx.zmail300.cn resolves to 101.237.133.34. Both host names point to a single IP number.