jcteach.com - dns.ninja

jcteach.com

DNSSEC⚠️ Not signed
A156.250.62.231🇺🇸 GNET-AS9294156.250.48.0/20
NSa8.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb8.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1766812040

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=1782881471

Same first word

jcteach.com

Similar names

jactech.net
cjtheca.com
cjatech.net
jachtec.com
jactech.com.au
cajtech.com.br
cajtech.net
jactech.dk
cjatech.com
jcatech.com
jactech.com
ajctech.com
techjac.com
acjtech.com

DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma8.share-dns.comb.share-dns.netb8.share-dns.netdns23.hichina.comdns24.hichina.comns1.namebrightdns.comns2.dnsdun.netns2.namebrightdns.comns6.dnsdun.comA156.250.62.231120.24.85.15121.14.31.127CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com
●NSa.share-dns.com2026-05-15 → 2026-07-01 · 3 obs
○ 2018-09-13 02:16:06
● 2026-05-15 00:12:06
● 2026-07-01 05:06:40
●NSa8.share-dns.com2026-05-15 → 2026-07-01 · 3 obs
○ 2018-09-13 02:16:06
● 2026-05-15 00:12:06
● 2026-07-01 05:06:40
●NSb.share-dns.net2026-05-15 → 2026-07-01 · 3 obs
○ 2018-09-13 02:16:06
● 2026-05-15 00:12:06
● 2026-07-01 05:06:40
●NSb8.share-dns.net2026-05-15 → 2026-07-01 · 3 obs
○ 2018-09-13 02:16:06
● 2026-05-15 00:12:06
● 2026-07-01 05:06:40
○NSdns23.hichina.com2015-07-19 → 2016-06-21 · 4 obs
● 2015-07-19 19:49:00
● 2016-06-21 21:00:02
○ 2017-02-11 22:41:02
○ 2026-07-01 05:06:40
○NSdns24.hichina.com2015-07-19 → 2016-06-21 · 4 obs
● 2015-07-19 19:49:00
● 2016-06-21 21:00:02
○ 2017-02-11 22:41:02
○ 2026-07-01 05:06:40
○NSns1.namebrightdns.com2018-09-13 → 2018-09-13 · 4 obs
○ 2017-02-11 22:41:02
● 2018-09-13 02:16:06
○ 2026-05-15 00:12:06
○ 2026-07-01 05:06:40
○NSns2.dnsdun.net2017-02-11 → 2017-02-11 · 4 obs
○ 2016-06-21 21:00:02
● 2017-02-11 22:41:02
○ 2018-09-13 02:16:06
○ 2026-07-01 05:06:40
○NSns2.namebrightdns.com2018-09-13 → 2018-09-13 · 4 obs
○ 2017-02-11 22:41:02
● 2018-09-13 02:16:06
○ 2026-05-15 00:12:06
○ 2026-07-01 05:06:40
○NSns6.dnsdun.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-06-21 21:00:02
● 2017-02-11 22:41:02
○ 2018-09-13 02:16:06
○ 2026-07-01 05:06:40
○A120.24.85.152015-11-19 → 2016-06-21 · 5 obs
○ 2015-07-19 19:49:00
● 2015-11-19 03:47:50
● 2016-06-21 21:00:02
○ 2017-02-11 22:41:02
○ 2026-07-01 05:06:40
○A121.14.31.1272015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 19:49:00
○ 2015-11-19 03:47:50
○ 2026-07-01 05:06:40
●A156.250.62.2312026-05-15 → 2026-07-01 · 3 obs
○ 2017-02-11 22:41:02
● 2026-05-15 00:12:06
● 2026-07-01 05:06:40
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2018-09-13 → 2018-09-13 · 3 obs
● 2018-09-13 02:16:06
○ 2026-05-15 00:12:06
○ 2026-07-01 05:06:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net...-
jcteach.comb8.share-dns.net, a8.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b8.share-dns.net, a8.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jcteach.com (unsigned zone)

⏱️ Timing

Total: 172ms | Queries: -

📄 Records

TypeCountSample Data
A1156.250.62.231
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a8.share-dns.com)

Analysis

IP Addresses

jcteach.com resolves to just one IP address, 156.250.62.231.

Other host names, among them 798997.com and www.798997.com, have IP numbers in common with jcteach.com.

Name Servers

The NS records for jcteach.com point to four name servers: a8.share-dns.com, a.share-dns.com, b8.share-dns.net and b.share-dns.net.

At least some of jcteach.com's name servers are shared with other domains, for example kai-yun-live.com, xieyinwang.com, tin114.com and two more.

These name servers tend to co-occur with a1.share-dns.com, b1.share-dns.net, a3.share-dns.com and 7 other name servers in the same DNS delegations.

a8.share-dns.com resolves to 172.64.53.25, as does a.share-dns.com. b8.share-dns.net resolves to 172.64.52.239, as does b.share-dns.net.

Host names pointing to 172.64.53.25 IP addresses: a8.share-dns.com and a.share-dns.com.

Host names pointing to 172.64.52.239 IP addresses: b8.share-dns.net and b.share-dns.net.