nb-tc.com - robtex.com

nb-tc.com

DNSSEC⚠️ Not signed
A47.90.37.199🇭🇰 Alibaba-Cloud47.90.0.0/18 Alibaba Cloud
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
NSns12.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
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
MXmx1.chengmail.cn ⭐
A103.143.231.69🇭🇰 YISUCLOUDLTD-HK103.143.231.0/24 Hongkong Hongdou Technology Co., Limited FLAT/RM B07 23/F HOVER INDUSTRIAL BUILDING NO.26-38 KWAI CHEONG ROAO, NT
A113.10.158.179🇭🇰 HKBNESL-AS-AP113.10.158.0/24 New World Telecommunications Limited Hong Kong Broadband Network Ltd 15/F, Trans Asia Centre 18 Kin Hong Street, Kwai Chung, N.T.
MXmx2.chengmail.cn(20)
A103.143.231.69🇭🇰 YISUCLOUDLTD-HK103.143.231.0/24 Hongkong Hongdou Technology Co., Limited FLAT/RM B07 23/F HOVER INDUSTRIAL BUILDING NO.26-38 KWAI CHEONG ROAO, NT
A113.10.158.179🇭🇰 HKBNESL-AS-AP113.10.158.0/24 New World Telecommunications Limited Hong Kong Broadband Network Ltd 15/F, Trans Asia Centre 18 Kin Hong Street, Kwai Chung, N.T.
TXTv=spf1 include:spf.chengmail.cn ~all
SOAns11.xincache.comenterprise1dnsadmin@dnspod.com serial=1576652109

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=1774658747

Same first word

nb-tc.com

Similar names

cn-tb.com
tc-nb.co.jp
c-nbt.com
cn-bt.com
cn-tb.com.cn
btc-n.ch

DNS History

8 records (5 active, 3 former)

20162017201820192020202120222023202420252026NSns11.xincache.comns12.xincache.comns5.ce.net.cnMXmx1.chengmail.cnmx2.chengmail.cnmx14.dns.com.cnA47.90.37.199113.10.211.53
●NSns11.xincache.com2026-03-26 → 2026-03-28 · 3 obs
○ 2017-04-21 00:22:08
● 2026-03-26 16:58:34
● 2026-03-28 00:57:36
●NSns12.xincache.com2026-03-26 → 2026-03-28 · 3 obs
○ 2017-04-21 00:22:08
● 2026-03-26 16:58:34
● 2026-03-28 00:57:36
○NSns5.ce.net.cn2015-08-22 → 2017-04-21 · 4 obs
● 2015-08-22 05:03:08
● 2017-04-21 00:22:08
○ 2026-03-26 16:58:34
○ 2026-03-28 00:57:36
●MXmx1.chengmail.cn2026-03-26 → 2026-03-28 · 3 obs
○ 2017-04-21 00:22:08
● 2026-03-26 16:58:34
● 2026-03-28 00:57:36
○MXmx14.dns.com.cn2015-08-22 → 2017-04-21 · 4 obs
● 2015-08-22 05:03:08
● 2017-04-21 00:22:08
○ 2026-03-26 16:58:34
○ 2026-03-28 00:57:36
●MXmx2.chengmail.cn2026-03-26 → 2026-03-28 · 3 obs
○ 2017-04-21 00:22:08
● 2026-03-26 16:58:34
● 2026-03-28 00:57:36
○A113.10.211.532015-08-22 → 2016-04-13 · 4 obs
● 2015-08-22 05:03:08
● 2016-04-13 23:24:50
○ 2017-04-21 00:22:08
○ 2026-03-28 00:57:36
●A47.90.37.1992026-03-26 → 2026-03-28 · 3 obs
○ 2017-04-21 00:22:08
● 2026-03-26 16:58:34
● 2026-03-28 00:57:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
nb-tc.comns11.xincache.com, ns12.xincache.com12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nb-tc.com (unsigned zone)

⏱️ Timing

Total: 125ms | Queries: -

📄 Records

TypeCountSample Data
A147.90.37.199
NS2ns11.xincache.com, ns12.xincache.com
MX2mx1.chengmail.cn (pri: 10), mx2.chengmail.cn (pri: 20)
TXT1v=spf1 include:spf.chengmail.cn ~all
SOA1ns11.xincache.com enterprise1dnsadmin.dn

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns11.xincache.com, ns11.xincache.com, ns11.xincache.com...)

Analysis

IP Addresses

nb-tc.com points to a single IP number: 47.90.37.199.

other host names for instance zheduan.com, nbdtx.com, oxzdh.com, jichu.net and 0574yf.com share IP numbers with nb-tc.com.

Name Servers

nb-tc.com is delegated to two name servers: ns11.xincache.com and ns12.xincache.com.

nb-tc.com shares the same name server setup as other domains, for example coating-additive.com, dzfl.com.cn, ningst.com, sinowechat.com and zz-p.com.

nb-tc.com at least partially shares name servers with other domains, for instance xuandecarpet.com, iein.cn, lyfydq.com, tfth.net and 88860.net.

These name servers are often used together with the name servers ns13.xincache.com, ns14.xincache.com, ce1.xincache.com, ce2.xincache.com, ns17.xincache.com, ns18.xincache.com, ns19.xincache.com, ns20.xincache.com, ns15.xincache.com and ns16.xincache.com.

Host names with eight IP numbers: ns11.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Host names with seven IP numbers: ns12.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

Mail Servers

nb-tc.com is handled by two mail servers: mx1.chengmail.cn and mx2.chengmail.cn.

nb-tc.com shares the same mail server setup as other domains, for instance gomotorworld.com, drkeung.com, szjoslen.com, icoro.net and maxinghe.com.

nb-tc.com shares mail servers with other domains at least partially, including beacon.com.hk, ilody.com, sunyoungs.com, ccylx.com and szpool.net.

Host names with two IP numbers:

mx1.chengmail.cn points to 103.143.231.69 and 113.10.158.179.

mx2.chengmail.cn points to 103.143.231.69 and 113.10.158.179.

Names pointing to 103.143.231.69: mx1.chengmail.cn and mx2.chengmail.cn.

Names pointing to 113.10.158.179: mx1.chengmail.cn and mx2.chengmail.cn.