ctusky.com - dns.ninja

ctusky.com

DNSSEC⚠️ Not signed
NSf1g1ns1.dnspod.net ⭐
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
A1.14.119.35🇨🇳 TENCENT-NET-AP1.14.64.0/18
A111.13.13.35🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)
A117.135.128.235🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)
A125.94.59.235🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A163.177.5.35🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24
NSf1g1ns2.dnspod.net
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
A1.13.76.35🇨🇳 TENCENT-NET-AP1.13.64.0/18
A36.155.149.35🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A101.227.168.35🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC
A106.39.207.235🇨🇳 CHINA-1106.39.192.0/19 China Telecom Beijing Co. Ltd.
A111.206.98.235🇨🇳 CHINA169-BJ111.206.98.0/24
A220.196.136.35🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24
MXmx.ym.163.com ⭐
SOAf1g1ns1.dnspod.netfreednsadmin@dnspod.com serial=1736398315

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=1783812102

DNS History

13 records (3 active, 10 former)

20162017201820192020202120222023202420252026NSf1g1ns1.dnspod.netf1g1ns2.dnspod.netMXmx.ym.163.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA111.74.238.25117.40.196.26222.186.170.123
●NSf1g1ns1.dnspod.net2015-08-05 → 2026-07-11 · 2 obs
● 2015-08-05 22:16:58
● 2026-07-11 23:37:46
●NSf1g1ns2.dnspod.net2015-08-05 → 2026-07-11 · 2 obs
● 2015-08-05 22:16:58
● 2026-07-11 23:37:46
○MXalt1.aspmx.l.google.com2015-08-05 → 2016-07-17 · 4 obs
● 2015-08-05 22:16:58
● 2016-07-17 10:43:42
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46
○MXalt2.aspmx.l.google.com2015-08-05 → 2016-07-17 · 4 obs
● 2015-08-05 22:16:58
● 2016-07-17 10:43:42
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46
○MXaspmx.l.google.com2015-08-05 → 2016-07-17 · 4 obs
● 2015-08-05 22:16:58
● 2016-07-17 10:43:42
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46
○MXaspmx2.googlemail.com2015-08-05 → 2016-07-17 · 4 obs
● 2015-08-05 22:16:58
● 2016-07-17 10:43:42
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46
○MXaspmx3.googlemail.com2015-08-05 → 2016-07-17 · 4 obs
● 2015-08-05 22:16:58
● 2016-07-17 10:43:42
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46
○MXaspmx4.googlemail.com2015-08-05 → 2016-07-17 · 4 obs
● 2015-08-05 22:16:58
● 2016-07-17 10:43:42
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46
○MXaspmx5.googlemail.com2015-08-05 → 2016-07-17 · 4 obs
● 2015-08-05 22:16:58
● 2016-07-17 10:43:42
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46
●MXmx.ym.163.com2026-04-02 → 2026-07-11 · 3 obs
○ 2016-07-17 10:43:42
● 2026-04-02 04:11:44
● 2026-07-11 23:37:46
○A111.74.238.252015-08-05 → 2015-08-05 · 3 obs
● 2015-08-05 22:16:58
○ 2015-12-08 11:50:02
○ 2026-07-11 23:37:46
○A117.40.196.262015-12-08 → 2016-07-17 · 5 obs
○ 2015-08-05 22:16:58
● 2015-12-08 11:50:02
● 2016-07-17 10:43:42
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46
○A222.186.170.1232017-05-06 → 2017-05-06 · 4 obs
○ 2016-07-17 10:43:42
● 2017-05-06 07:16:04
○ 2026-04-02 04:11:44
○ 2026-07-11 23:37:46

🔍 DNS Trace

Analysis

Name Servers

Two name servers handle the delegation for ctusky.com: f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.

Host names resolving to 8 IP numbers:

f1g1ns2.dnspod.net resolves to 1.12.0.1, 1.13.76.35 and 36.155.149.35 among others, with 5 other IP addresses in total.

Host names resolving to 7 IP numbers:

f1g1ns1.dnspod.net resolves to 1.12.0.4, 1.14.119.35 and 111.13.13.35 among others, with 4 other IP addresses in total.

Mail Servers

ctusky.com routes its mail through a single mail server, mx.ym.163.com.