classroomauthors.com - robtex.com
classroomauthors.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=1774678817 | ||||||
Same first word
classroomauthors.com |
classroomauthors.net |
DNS History
15 records (8 active, 7 former)
○NSns-107.awsdns-13.com2015-08-15 → 2017-06-03 · 4 obs
● 2017-06-03 14:57:34
○ 2026-03-27 15:56:02
○ 2026-03-28 06:40:16
○NSns-1293.awsdns-33.org2015-08-15 → 2017-06-03 · 4 obs
● 2017-06-03 14:57:34
○ 2026-03-27 15:56:02
○ 2026-03-28 06:40:16
○NSns-1964.awsdns-53.co.uk2015-08-15 → 2017-06-03 · 4 obs
● 2017-06-03 14:57:34
○ 2026-03-27 15:56:02
○ 2026-03-28 06:40:16
○NSns-692.awsdns-22.net2015-08-15 → 2017-06-03 · 4 obs
● 2017-06-03 14:57:34
○ 2026-03-27 15:56:02
○ 2026-03-28 06:40:16
●NSns1.cloud-e764ba.managed-vps.net2026-03-27 → 2026-03-28 · 3 obs
● 2026-03-27 15:56:02
● 2026-03-28 06:40:16
●NSns2.cloud-e764ba.managed-vps.net2026-03-27 → 2026-03-28 · 3 obs
● 2026-03-27 15:56:02
● 2026-03-28 06:40:16
●MXalt1.aspmx.l.google.com2015-08-15 → 2026-03-28 · 2 obs
● 2026-03-28 06:40:16
●MXalt2.aspmx.l.google.com2015-08-15 → 2026-03-28 · 2 obs
● 2026-03-28 06:40:16
●MXalt3.aspmx.l.google.com2026-03-27 → 2026-03-28 · 3 obs
● 2026-03-27 15:56:02
● 2026-03-28 06:40:16
●MXalt4.aspmx.l.google.com2026-03-27 → 2026-03-28 · 3 obs
● 2026-03-27 15:56:02
● 2026-03-28 06:40:16
●MXaspmx.l.google.com2015-08-15 → 2026-03-28 · 2 obs
● 2026-03-28 06:40:16
○MXaspmx2.googlemail.com2015-08-15 → 2017-06-03 · 4 obs
● 2017-06-03 14:57:34
○ 2026-03-27 15:56:02
○ 2026-03-28 06:40:16
○MXaspmx3.googlemail.com2015-08-15 → 2017-06-03 · 4 obs
● 2017-06-03 14:57:34
○ 2026-03-27 15:56:02
○ 2026-03-28 06:40:16
●A209.142.66.1602026-03-27 → 2026-03-28 · 3 obs
● 2026-03-27 15:56:02
● 2026-03-28 06:40:16
○A54.209.72.1192015-08-15 → 2017-06-03 · 4 obs
● 2017-06-03 14:57:34
○ 2026-03-27 15:56:02
○ 2026-03-28 06:40:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| classroomauthors.com | ns1.cloud-e764ba.managed-vps.net, ns2.cloud-e764ba.managed-vps.net | - |
✅ Authoritative Response
Server:209.142.66.160
NS records: ns1.cloud-e764ba.managed-vps.net, ns2.cloud-e764ba.managed-vps.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classroomauthors.com (unsigned zone)
⏱️ Timing
Total: 332ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.142.66.160 |
| NS | 2 | ns2.cloud-e764ba.managed-vps.net, ns1.cloud-e764ba.managed-vps.net |
| MX | 5 | ALT2.ASPMX.L.GOOGLE.COM (pri: 5), ASPMX.L.GOOGLE.COM (pri: 1)... |
| TXT | 1 | v=spf1 +a +mx +ip4:209.142.66.160 includ |
| SOA | 1 | ns1.cloud-e764ba.managed-vps.net admin.c |
Analysis
IP Addresses
classroomauthors.com points to a single IP: 209.142.66.160.
Other host names, for instance mail.greenheronfarm.com, cloud-e764ba.managed-vps.net, yourshoppersguide.com, ns2.cloud-e764ba.managed-vps.net and herzogs.com share IP numbers with classroomauthors.com.
Name Servers
Two name servers ns1.cloud-e764ba.managed-vps.net and ns2.cloud-e764ba.managed-vps.net handle delegation for classroomauthors.com.
classroomauthors.com uses the same name server setup as other domains, for example yourshoppersguide.com, ucitalianamericanfoundation.org, colorpageonline.com, greenheronfarm.com and abcfuels.com.
Host names with one IP number
Host name ns1.cloud-e764ba.managed-vps.net points to 209.142.66.160
Host name ns2.cloud-e764ba.managed-vps.net points to 209.142.66.160
Host names that point to 209.142.66.160: ns1.cloud-e764ba.managed-vps.net and ns2.cloud-e764ba.managed-vps.net
Mail Servers
Five mail servers handle classroomauthors.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
classroomauthors.com shares some mail servers with other domains, at least partially, such as formcheck.com, maxinov.com, boncafe.com.kh, ns500754.ns500731.ns500754.ns500731.ns500754.ns500731.ns500688.ns500705.ns500705.ns500704.ns500671.ns500671.ns500649.ns500291.ns500131.lustychickser.com and ns500754.ns500754.ns500754.ns500742.ns500705.ns500678.ns500678.ns500649.ns500688.ns500649.ns500649.ns500666.tenderladiesbz.com.
These mail servers are often used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to: 2607:f8b0:4023:c06::1b and 142.250.101.26
alt1.aspmx.l.google.com points to: 2607:f8b0:4023:2801::1b and 192.178.128.27
alt2.aspmx.l.google.com points to: 2a00:1450:4013:c1e::1a and 192.178.213.27
alt3.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1a and 192.178.223.26
alt4.aspmx.l.google.com points to: 2a00:1450:400c:c00::1b and 173.194.76.26