ljcost.com - robtex.com

ljcost.com

DNSSEC⚠️ Not signed
A116.249.14.93🇨🇳 CHINANET-BACKBONE116.248.0.0/15 China Telecom Network
PTR93.14.249.116.broad.km.yn.dynamic.163data.com.cn
NSyunnandns.com
NSns1.ynsjg.com
A240e:94c:0:60b:215:5dff:fe64:7186🇨🇳 CHINANET-YUNNAN-IDC1240e:94c::/36 CHINANET/163 Yunnan Province network
A240e:94c:0:62e:215:5dff:fe4e:211a🇨🇳 CHINANET-YUNNAN-IDC1240e:94c::/36 CHINANET/163 Yunnan Province network
A180.163.91.55🇨🇳 SHANGHAITELECOM180.163.88.0/22 SHIDC
NSns1.yunnandns.com
A240e:94c:0:60b:215:5dff:fe64:7186🇨🇳 CHINANET-YUNNAN-IDC1240e:94c::/36 CHINANET/163 Yunnan Province network
A240e:94c:0:62e:215:5dff:fe4e:211a🇨🇳 CHINANET-YUNNAN-IDC1240e:94c::/36 CHINANET/163 Yunnan Province network
A154.23.133.150🇺🇸 NEBULA154.23.133.0/24 STARCLOUD GLOBAL
NSns2.ynsjg.com
A240e:94c:0:60b:215:5dff:fe64:7186🇨🇳 CHINANET-YUNNAN-IDC1240e:94c::/36 CHINANET/163 Yunnan Province network
A240e:94c:0:62e:215:5dff:fe4e:211a🇨🇳 CHINANET-YUNNAN-IDC1240e:94c::/36 CHINANET/163 Yunnan Province network
A154.23.133.150🇺🇸 NEBULA154.23.133.0/24 STARCLOUD GLOBAL
NSns2.yunnandns.com
A240e:94c:0:60b:215:5dff:fe64:7186🇨🇳 CHINANET-YUNNAN-IDC1240e:94c::/36 CHINANET/163 Yunnan Province network
A240e:94c:0:62e:215:5dff:fe4e:211a🇨🇳 CHINANET-YUNNAN-IDC1240e:94c::/36 CHINANET/163 Yunnan Province network
A154.23.133.150🇺🇸 NEBULA154.23.133.0/24 STARCLOUD GLOBAL
MXmail.ljcost.com
A116.249.14.93🇨🇳 CHINANET-BACKBONE116.248.0.0/15 China Telecom Network
PTR93.14.249.116.broad.km.yn.dynamic.163data.com.cn
TXTv=spf1 mx -all
SOAyunnandns.comroot@yunnandns.com serial=1

com

Subdomains

Same first word

Similar names

DNS History

16 records (7 active, 9 former)

20162017201820192020202120222023202420252026NSns1.ynsjg.comns1.yunnandns.comns2.ynsjg.comns2.yunnandns.comyunnandns.comns19.xincache.comns20.xincache.comMXmail.ljcost.commx.spamgateway.cnmx1.spamgateway.cnmxbiz1.qq.commxbiz2.qq.comA116.249.14.93116.55.227.147116.55.227.24543.228.77.222
NSns1.ynsjg.com2026-03-26 → 2026-07-14 · 3 obs
○ 2019-03-26 00:59:22
● 2026-03-26 22:40:48
● 2026-07-14 18:37:32
NSns1.yunnandns.com2026-03-26 → 2026-07-14 · 3 obs
○ 2019-03-26 00:59:22
● 2026-03-26 22:40:48
● 2026-07-14 18:37:32
NSns19.xincache.com2015-06-12 → 2019-03-26 · 4 obs
● 2015-06-12 17:54:50
● 2019-03-26 00:59:22
○ 2026-03-26 22:40:48
○ 2026-07-14 18:37:32
NSns2.ynsjg.com2026-03-26 → 2026-07-14 · 3 obs
○ 2019-03-26 00:59:22
● 2026-03-26 22:40:48
● 2026-07-14 18:37:32
NSns2.yunnandns.com2026-03-26 → 2026-07-14 · 3 obs
○ 2019-03-26 00:59:22
● 2026-03-26 22:40:48
● 2026-07-14 18:37:32
NSns20.xincache.com2015-06-12 → 2019-03-26 · 4 obs
● 2015-06-12 17:54:50
● 2019-03-26 00:59:22
○ 2026-03-26 22:40:48
○ 2026-07-14 18:37:32
NSyunnandns.com2026-03-26 → 2026-07-14 · 3 obs
○ 2019-03-26 00:59:22
● 2026-03-26 22:40:48
● 2026-07-14 18:37:32
MXmail.ljcost.com2019-03-26 → 2026-07-14 · 3 obs
○ 2017-02-18 06:54:34
● 2019-03-26 00:59:22
● 2026-07-14 18:37:32
MXmx.spamgateway.cn2019-03-26 → 2026-03-26 · 5 obs
○ 2017-02-18 06:54:34
● 2019-03-26 00:59:22
● 2026-03-26 22:40:48
○ 2026-06-04 08:49:44
○ 2026-07-14 18:37:32
MXmx1.spamgateway.cn2019-03-26 → 2026-03-26 · 5 obs
○ 2017-02-18 06:54:34
● 2019-03-26 00:59:22
● 2026-03-26 22:40:48
○ 2026-06-04 08:49:44
○ 2026-07-14 18:37:32
MXmxbiz1.qq.com2015-06-12 → 2017-02-18 · 4 obs
● 2015-06-12 17:54:50
● 2017-02-18 06:54:34
○ 2019-03-26 00:59:22
○ 2026-07-14 18:37:32
MXmxbiz2.qq.com2015-06-12 → 2017-02-18 · 4 obs
● 2015-06-12 17:54:50
● 2017-02-18 06:54:34
○ 2019-03-26 00:59:22
○ 2026-07-14 18:37:32
A116.249.14.932026-06-04 → 2026-07-14 · 3 obs
○ 2026-03-26 22:40:48
● 2026-06-04 08:49:44
● 2026-07-14 18:37:32
A116.55.227.1472019-03-26 → 2019-03-26 · 4 obs
○ 2017-02-18 06:54:34
● 2019-03-26 00:59:22
○ 2026-03-26 22:40:48
○ 2026-07-14 18:37:32
A116.55.227.2452015-06-12 → 2017-02-18 · 4 obs
● 2015-06-12 17:54:50
● 2017-02-18 06:54:34
○ 2019-03-26 00:59:22
○ 2026-07-14 18:37:32
A43.228.77.2222026-03-26 → 2026-03-26 · 4 obs
○ 2019-03-26 00:59:22
● 2026-03-26 22:40:48
○ 2026-06-04 08:49:44
○ 2026-07-14 18:37:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
ljcost.comns1.ynsjg.com, ns2.ynsjg.com, ns1.yunnandns.com, ns2.yunnandns.com16 records

✅ Authoritative Response

Server:103.47.80.233

NS records: ns1.ynsjg.com, ns2.ynsjg.com, ns1.yunnandns.com, ns2.yunnandns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ljcost.com (unsigned zone)

⏱️ Timing

Total: 569ms | Queries: -

📄 Records

TypeCountSample Data
A1116.249.14.93
NS4ns1.ynsjg.com, ns2.yunnandns.com...
MX1mail.ljcost.com (pri: 10)
TXT1v=spf1 mx -all
SOA1yunnandns.com root.yunnandns.com

📌 Glue Records Collected

Total: 16

Out-of-bailiwick: 16 (ns1.ynsjg.com, ns1.ynsjg.com, ns1.ynsjg.com...)

Analysis

Hierarchy

ljcost.com is a parent domain of mail.ljcost.com.

IP Addresses

ljcost.com resolves to just one IP address, 116.249.14.93.

There are other host names — mail.ljcost.com among them — that share IP numbers with ljcost.com.

Name Servers

ljcost.com delegates to five name servers: yunnandns.com, ns1.ynsjg.com, ns2.ynsjg.com and two others.

ljcost.com shares at least some of its name servers with other domains, including agspcb.com, junyudns.com, ynxy999.com and two others.

These name servers are frequently paired with the name servers ns1.yunnandns.com and ns2.yunnandns.com.

The hosts ns1.ynsjg.com, ns2.ynsjg.com, ns1.yunnandns.com and ns2.yunnandns.com each resolve to three IP numbers. ns1.ynsjg.com resolves to 180.163.91.55, 240e:94c:0:60b:215:5dff:fe64:7186 and 240e:94c:0:62e:215:5dff:fe4e:211a. ns2.ynsjg.com directs to 154.23.133.150, 240e:94c:0:60b:215:5dff:fe64:7186 and 240e:94c:0:62e:215:5dff:fe4e:211a. ns1.yunnandns.com directs to 154.23.133.150, 240e:94c:0:60b:215:5dff:fe64:7186 and 240e:94c:0:62e:215:5dff:fe4e:211a. ns2.yunnandns.com directs to 154.23.133.150, 240e:94c:0:60b:215:5dff:fe64:7186 and 240e:94c:0:62e:215:5dff:fe4e:211a.

These host names all point to 240e:94c:0:60b:215:5dff:fe64:7186: ns1.ynsjg.com, ns2.ynsjg.com, ns1.yunnandns.com and ns2.yunnandns.com.

These host names all point to 240e:94c:0:62e:215:5dff:fe4e:211a: ns1.ynsjg.com, ns2.ynsjg.com, ns1.yunnandns.com and ns2.yunnandns.com.

Each of ns2.ynsjg.com, ns1.yunnandns.com and ns2.yunnandns.com resolves to 154.23.133.150.

Mail Servers

The sole mail server for ljcost.com is mail.ljcost.com.

mail.ljcost.com has exactly one IP number: 116.249.14.93.