ncba.ac.cn - robtex.com

ncba.ac.cn

DNSSEC⚠️ Not signed
A218.68.250.119🇨🇳 CHINA169-Backbone218.68.0.0/15 CNC Group CHINA169 Tianjin Province Network
NSdns.bizcn.com ⭐
NSns1.dns.com.cn ⚠️ Not in zone NS records
A240c:4082:ffff:ff01:0:d:0:34a🇨🇳 Baidu240c:4082::/32
A61.172.183.70🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC
A61.240.129.114🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)
NSns2.dns.com.cn ⚠️ Not in zone NS records
A240c:4082:ffff:ff01:0:d:0:69🇨🇳 Baidu240c:4082::/32
A61.172.183.76🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC
A61.240.129.147🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)
MXmxw.263.net ⭐
A143.110.227.31🇺🇸 DIGITALOCEAN143.110.224.0/20 DigitalOcean
A164.92.126.242🇺🇸 DIGITALOCEAN164.92.96.0/19 DigitalOcean
MXmx.263.net(10)
A38.83.106.84🇺🇸 AS6319938.83.106.0/24 CS-34755
PTRus-mx1.263.net
A38.83.106.85🇺🇸 AS6319938.83.106.0/24 CS-34755
PTRus-mx2.263.net
A143.110.227.31🇺🇸 DIGITALOCEAN143.110.224.0/20 DigitalOcean
A164.92.126.242🇺🇸 DIGITALOCEAN164.92.96.0/19 DigitalOcean
TXTv=spf1 include:spf.263xmail.com ~all
TXTv=spf1 include:spf.mail.qq.com ~all
SOAdns.bizcn.comabuse@bizcn.com serial=49

ac.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2027268815
WOT: SAFE (94/100)

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DNS History

6 records (6 active, 0 former)

NSdns.bizcn.comns1.dns.com.cnns2.dns.com.cnMXmx.263.netmxw.263.netA218.68.250.119
●NSdns.bizcn.com2026-04-22 → 2026-05-10 · 2 obs
● 2026-04-22 12:44:34
● 2026-05-10 23:08:24
●NSns1.dns.com.cn2026-04-22 → 2026-05-10 · 2 obs
● 2026-04-22 12:44:34
● 2026-05-10 23:08:24
●NSns2.dns.com.cn2026-04-22 → 2026-05-10 · 2 obs
● 2026-04-22 12:44:34
● 2026-05-10 23:08:24
●MXmx.263.net2026-04-22 → 2026-05-10 · 2 obs
● 2026-04-22 12:44:34
● 2026-05-10 23:08:24
●MXmxw.263.net2026-04-22 → 2026-05-10 · 2 obs
● 2026-04-22 12:44:34
● 2026-05-10 23:08:24
●A218.68.250.1192026-04-22 → 2026-05-10 · 2 obs
● 2026-04-22 12:44:34
● 2026-05-10 23:08:24

🔍 DNS Trace

Analysis

IP Addresses

ncba.ac.cn maps to IP address 218.68.250.119.

Name Servers

ncba.ac.cn is delegated to name servers dns.bizcn.com, ns1.dns.com.cn and ns2.dns.com.cn.

ncba.ac.cn at least partially shares name servers with other domains such as oybest.com, xn--h1so9ff7ax8du38bxf3a.com, ruichengtj.com, an-o.net and changhua.com.

These name servers are commonly used alongside ns7.cnmsn.net, ns8.cnmsn.net, ns13.dns.com.cn, ns14.dns.com.cn, ns6.cnmsn.net, ns5.cnmsn.net and dns.cnmsn.net.

Host names with three IP numbers:

ns1.dns.com.cn points to 240c:4082:ffff:ff01:0:d:0:34a, 61.172.183.70 and 61.240.129.114; ns2.dns.com.cn points to 240c:4082:ffff:ff01:0:d:0:69, 61.172.183.76 and 61.240.129.147.

Mail Servers

Two mail servers handle ncba.ac.cn: mx.263.net and mxw.263.net.

ncba.ac.cn shares the same mail server setup as other domains, including sundenal.com, bujiesi.com, dipper-galaxy.com, maisigroup.com and stepguardflooring.com.

ncba.ac.cn shares some mail servers with other domains, for instance candittle.com and peakemb.com.

Host names with four IPs:

The host name mx.263.net points to 38.83.106.84, 38.83.106.85, 143.110.227.31 and 164.92.126.242.

Host names with two IPs:

The host name mxw.263.net points to 143.110.227.31 and 164.92.126.242.

Host names that point to 143.110.227.31: mx.263.net and mxw.263.net.

Host names that point to 164.92.126.242: mx.263.net and mxw.263.net.