jschemedu.com - robtex.com
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jschemedu.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1770918430 | ||||||
Same first word
jschemedu.com |
DNS History
18 records (13 active, 5 former)
●NSa.share-dns.com2026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 07:28:04
● 2026-02-16 07:28:10
●NSa12.share-dns.com2026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 07:28:04
● 2026-02-16 07:28:10
●NSb.share-dns.net2026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 07:28:04
● 2026-02-16 07:28:10
●NSb12.share-dns.net2026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 07:28:04
● 2026-02-16 07:28:10
○NSdns.bizcn.com2017-04-05 → 2020-04-06 · 5 obs
● 2017-04-05 22:02:52
● 2020-04-06 23:30:40
○ 2026-02-16 07:28:04
○ 2026-02-16 07:28:10
○NSns1.dns.com.cn2015-08-04 → 2020-04-06 · 4 obs
● 2020-04-06 23:30:40
○ 2026-02-16 07:28:04
○ 2026-02-16 07:28:10
○NSns2.dns.com.cn2015-08-04 → 2020-04-06 · 6 obs
● 2016-03-07 17:24:56
○ 2017-04-05 22:02:52
● 2020-04-06 23:30:40
○ 2026-02-16 07:28:04
○ 2026-02-16 07:28:10
●MXalt1.aspmx.l.google.com2015-08-04 → 2026-02-16 · 2 obs
● 2026-02-16 07:28:10
●MXalt2.aspmx.l.google.com2015-08-04 → 2026-02-16 · 2 obs
● 2026-02-16 07:28:10
●MXaspmx.l.google.com2015-08-04 → 2026-02-16 · 2 obs
● 2026-02-16 07:28:10
●MXaspmx2.googlemail.com2015-08-04 → 2026-02-16 · 2 obs
● 2026-02-16 07:28:10
●MXaspmx3.googlemail.com2015-08-04 → 2026-02-16 · 2 obs
● 2026-02-16 07:28:10
●MXaspmx4.googlemail.com2015-08-04 → 2026-02-16 · 2 obs
● 2026-02-16 07:28:10
●MXaspmx5.googlemail.com2015-08-04 → 2026-02-16 · 2 obs
● 2026-02-16 07:28:10
●MXs569.now-cn.net2015-08-04 → 2026-02-16 · 2 obs
● 2026-02-16 07:28:10
○A101.132.140.1112020-04-06 → 2020-04-06 · 4 obs
● 2020-04-06 23:30:40
○ 2026-02-16 07:28:04
○ 2026-02-16 07:28:10
●A156.240.227.112026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 07:28:04
● 2026-02-16 07:28:10
○A202.119.104.1902015-08-04 → 2017-04-05 · 4 obs
● 2017-04-05 22:02:52
○ 2020-04-06 23:30:40
○ 2026-02-16 07:28:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jschemedu.com | b12.share-dns.net, a12.share-dns.com | 1 record |
✅ Authoritative Response
Server: 172.64.53.25
NS records: b12.share-dns.net, a12.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jschemedu.com (unsigned zone)
⏱️ Timing
Total: 155ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.240.227.11 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a12.share-dns.com)
AI analysis
jschemedu.com points to a single IP number: 156.240.227.11.
jschemedu.com is delegated to four name servers: a12.share-dns.com, a.share-dns.com, b12.share-dns.net and b.share-dns.net.
jschemedu.com shares name servers with other domains at least partially, for instance yzszdl.com, emb666.com, hdhongri.com, ducklion.com and 51huainan.com.
these name servers are commonly used with the name servers a5.share-dns.com, b5.share-dns.net, a3.share-dns.com, b3.share-dns.net, a8.share-dns.com, b8.share-dns.net, a6.share-dns.com, b6.share-dns.net, a4.share-dns.com and b4.share-dns.net.
Host names with one IP number:
a12.share-dns.com points to: 172.64.53.25.
a.share-dns.com points to: 172.64.53.25.
b12.share-dns.net points to: 172.64.52.239.
b.share-dns.net points to: 172.64.52.239.
Host names pointing to 172.64.53.25: a12.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239: b12.share-dns.net and b.share-dns.net.
Eight mail servers handle jschemedu.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, s569.now-cn.net, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
jschemedu.com shares some mail servers with other domains, including perrysburgfirstchurch.org, ns500742.ns500742.ns500742.ns500754.ns500704.ns500742.ns500705.ns500649.ns500688.ns500142.lustyslutz.com, ns500731.ns500742.ns500754.ns500731.ns500671.ns500705.ns500705.ns500688.ns500671.ns500671.ns500671.ns500671.ns500649.lustychickser.com, ns500742.ns500742.ns500742.ns500671.ns500742.ns500688.ns500671.ns500678.ns500688.ns500678.ns500142.lustyslutz.com and ns500699.ns500734.ns500699.ns500693.ns500734.ns500588.ns500699.ns500699.ns500699.ns500683.ns500612.ns500612.ns500110.dtrkdll.com.
These mail servers are commonly used with alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with two IP numbers:
aspmx2.googlemail.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.
aspmx3.googlemail.com points to 2607:f8b0:4001:c70::1b and 192.178.209.26.
aspmx4.googlemail.com points to 2607:f8b0:4024:c0d::1a and 192.178.152.27.
aspmx5.googlemail.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.
aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.26.
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.27.
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.27.
Names pointing to 2607:f8b0:4003:c30::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.