educationalsys.com - robtex.com

educationalsys.com

DNSSEC⚠️ Not signed
A172.80.74.163🇺🇸 ESITED-1172.80.0.0/17 ARIN direct allocation
NSa.share-dns.com ⭐
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net
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=1766474964

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=1774664172

Same first word

educationalsys.com

DNS History

9 records (3 active, 6 former)

202120222023202420252026NSa.share-dns.comb.share-dns.netns41.domaincontrol.comns42.domaincontrol.comA172.80.74.163216.239.32.21216.239.34.21216.239.36.21216.239.38.21
●NSa.share-dns.com2026-03-05 → 2026-03-28 · 3 obs
○ 2020-02-15 02:13:40
● 2026-03-05 10:23:42
● 2026-03-28 02:22:48
●NSb.share-dns.net2026-03-05 → 2026-03-28 · 3 obs
○ 2020-02-15 02:13:40
● 2026-03-05 10:23:42
● 2026-03-28 02:22:48
○NSns41.domaincontrol.com2020-02-15 → 2020-02-15 · 3 obs
● 2020-02-15 02:13:40
○ 2026-03-05 10:23:42
○ 2026-03-28 02:22:48
○NSns42.domaincontrol.com2020-02-15 → 2020-02-15 · 3 obs
● 2020-02-15 02:13:40
○ 2026-03-05 10:23:42
○ 2026-03-28 02:22:48
●A172.80.74.1632026-03-05 → 2026-03-28 · 3 obs
○ 2020-02-15 02:13:40
● 2026-03-05 10:23:42
● 2026-03-28 02:22:48
○A216.239.32.212020-02-15 → 2020-02-15 · 3 obs
● 2020-02-15 02:13:40
○ 2026-03-05 10:23:42
○ 2026-03-28 02:22:48
○A216.239.34.212020-02-15 → 2020-02-15 · 3 obs
● 2020-02-15 02:13:40
○ 2026-03-05 10:23:42
○ 2026-03-28 02:22:48
○A216.239.36.212020-02-15 → 2020-02-15 · 3 obs
● 2020-02-15 02:13:40
○ 2026-03-05 10:23:42
○ 2026-03-28 02:22:48
○A216.239.38.212020-02-15 → 2020-02-15 · 3 obs
● 2020-02-15 02:13:40
○ 2026-03-05 10:23:42
○ 2026-03-28 02:22:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net...-
educationalsys.coma.share-dns.com, b.share-dns.net1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: a.share-dns.com, b.share-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for educationalsys.com (unsigned zone)

⏱️ Timing

Total: 253ms | Queries: -

📄 Records

TypeCountSample Data
A1172.80.74.163
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 (a.share-dns.com)

Analysis

IP Addresses

educationalsys.com resolves to one IP number: 172.80.74.163.

Name Servers

educationalsys.com is delegated to two name servers a.share-dns.com and b.share-dns.net.

educationalsys.com shares the same name server setup as other domains, for instance tushuz.com, shangyuejidi.com, hygxm.com, meowfoto.com and hongbiqing.com.

educationalsys.com at least partially shares name servers with other domains, for instance rztsg.com, qzjaj.com, sm163.com, git-play.com and grpost-sscs.icu.

These name servers are commonly used with the following name servers: a8.share-dns.com, b8.share-dns.net, a12.share-dns.com, b12.share-dns.net, a10.share-dns.com, b10.share-dns.net, a4.share-dns.com, b4.share-dns.net, a5.share-dns.com and b5.share-dns.net.

Host names with one IP number:

a.share-dns.com points to 172.64.53.25

b.share-dns.net points to 172.64.52.239