forclass.com - robtex.com
forclass.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=1771291435 | ||||||
Subdomains
Same first word
forclass.com |
Similar names
DNS History
11 records (8 active, 3 former)
○NSns1.51.net2007-11-11 → 2007-11-11 · 3 obs
○ 2015-06-19 19:43:26
○ 2026-03-07 10:31:38
●NSns15.domaincontrol.com2015-06-19 → 2026-03-07 · 3 obs
● 2015-06-19 19:43:26
● 2026-03-07 10:31:38
●NSns16.domaincontrol.com2015-06-19 → 2026-03-07 · 3 obs
● 2015-06-19 19:43:26
● 2026-03-07 10:31:38
○NSns2.51.net2007-11-11 → 2007-11-11 · 3 obs
○ 2015-06-19 19:43:26
○ 2026-03-07 10:31:38
●MXalt1.aspmx.l.google.com2015-06-19 → 2026-03-07 · 3 obs
● 2015-06-19 19:43:26
● 2026-03-07 10:31:38
●MXalt2.aspmx.l.google.com2015-06-19 → 2026-03-07 · 3 obs
● 2015-06-19 19:43:26
● 2026-03-07 10:31:38
●MXaspmx.l.google.com2015-06-19 → 2026-03-07 · 3 obs
● 2015-06-19 19:43:26
● 2026-03-07 10:31:38
●MXaspmx2.googlemail.com2015-06-19 → 2026-03-07 · 3 obs
● 2015-06-19 19:43:26
● 2026-03-07 10:31:38
●MXaspmx3.googlemail.com2015-06-19 → 2026-03-07 · 3 obs
● 2015-06-19 19:43:26
● 2026-03-07 10:31:38
●A198.12.237.2282026-02-27 → 2026-03-07 · 3 obs
● 2026-02-27 06:15:14
● 2026-03-07 10:31:38
○A50.63.202.92015-06-19 → 2016-07-14 · 5 obs
● 2015-06-19 19:43:26
● 2016-07-14 10:32:50
○ 2026-02-27 06:15:14
○ 2026-03-07 10:31:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net... | - |
| forclass.com | ns15.domaincontrol.com, ns16.domaincontrol.com | 4 records |
✅ Authoritative Response
Server: 97.74.107.8
NS records: ns15.domaincontrol.com, ns16.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for forclass.com (unsigned zone)
⏱️ Timing
Total: 401ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.12.237.228 |
| NS | 2 | ns15.domaincontrol.com, ns16.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 30)... |
| TXT | 3 | google-site-verification=pxsWlo4r_0-xfgc, v=spf1 include:spf.mandrillapp.com ?all... |
| SOA | 1 | ns15.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns15.domaincontrol.com, ns15.domaincontrol.com, ns16.domaincontrol.com...)
Analysis
Hierarchy
forclass.com is a parent of app.forclass.com and www.forclass.com.
IP Addresses
forclass.com resolves to one IP number: 198.12.237.228.
Other host names, for instance rfci.org, mail.captain-mullet.com, alnasco.com, edpusa.com and highpointlive.org share IP numbers with forclass.com.
Name Servers
forclass.com's delegation uses two name servers: ns15.domaincontrol.com and ns16.domaincontrol.com.
forclass.com uses the same name server setup as other domains, such as americanhealthcareresources.com, alqatare.com, pukall.de, dnserrors.com and getasecondchance.org.
Host names with two IPs:
ns15.domaincontrol.com points to 2603:5:21b0::8 and 97.74.107.8
ns16.domaincontrol.com points to 2603:5:22b0::8 and 173.201.75.8
Mail Servers
forclass.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
forclass.com shares at least some mail servers with other domains, for example ns500759.ns500698.ns500758.ns500759.ns500698.ns500736.ns500735.ns500735.ns500698.ns500708.ns500619.ns500698.ns500576.ns500619.ns500576.trackreceptor.com, ns500742.ns500731.ns500754.ns500754.ns500671.ns500742.ns500671.ns500742.ns500671.ns500704.ns500704.ns500671.ns500666.ns500142.lusty(0x736c7574)z.com, ns500699.ns500699.ns500699.ns500699.ns500699.ns500699.ns500699.ns500693.ns500699.ns500693.ns500728.ns500588.ns500588.ns500588.ns500588.ns500588.ns500588.dtrkdll.com, ashamedical.in and threadsnigeria.com.
these mail servers are often used with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Hosts with two IP numbers:
aspmx2.googlemail.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.27.
aspmx3.googlemail.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.27.
aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26.
Hosts pointing to 2607:f8b0:4003:c30::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.
Hosts pointing to 2607:f8b0:4001:c70::1a: aspmx3.googlemail.com and alt2.aspmx.l.google.com.