johnsontestprep.com - robtex.com
johnsontestprep.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=1774500502 | ||||||
Same first word
johnsontestprep.com |
DNS History
13 records (13 active, 0 former)
●NSns-cloud-c1.googledomains.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●NSns-cloud-c2.googledomains.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●NSns-cloud-c3.googledomains.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●NSns-cloud-c4.googledomains.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●MXalt1.aspmx.l.google.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●MXalt2.aspmx.l.google.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●MXalt3.aspmx.l.google.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●MXalt4.aspmx.l.google.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●MXaspmx.l.google.com2017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●A198.185.159.1442017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●A198.185.159.1452017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●A198.49.23.1442017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
●A198.49.23.1452017-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 05:11:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net... | - |
| johnsontestprep.com | ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.38.108
NS records: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for johnsontestprep.com (unsigned zone)
⏱️ Timing
Total: 291ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.185.159.144, 198.49.23.145... |
| NS | 4 | ns-cloud-c4.googledomains.com, ns-cloud-c3.googledomains.com... |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns-cloud-c1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-c1.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com...)
Analysis
IP Addresses
johnsontestprep.com points to four IP numbers: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
Other host names, for instance mosesvalenzuela.com, le-briefing.com, genevo.org, richardswingle.com and akb.productions share IP numbers with johnsontestprep.com.
Name Servers
johnsontestprep.com is delegated to four name servers: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.
johnsontestprep.com shares name servers with other domains at least partially, for instance spidertech.ca, paradigmglobalinnovations.com, happerp.com, getmantra.com and christophermason.net.
Host names with two IP numbers:
ns-cloud-c1.googledomains.com resolves to 2001:4860:4802:32::6c and 216.239.32.108.
ns-cloud-c2.googledomains.com resolves to 2001:4860:4802:34::6c and 216.239.34.108.
ns-cloud-c3.googledomains.com resolves to 2001:4860:4802:36::6c and 216.239.36.108.
ns-cloud-c4.googledomains.com resolves to 2001:4860:4802:38::6c and 216.239.38.108.
Mail Servers
johnsontestprep.com is handled by five mail servers: 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.
johnsontestprep.com shares some mail servers with other domains, including ns500758.ns500698.ns500758.ns500759.ns500735.ns500735.ns500736.ns500736.ns500708.ns500576.ns500698.ns500576.ns500619.trackreceptor.com, ns500698.ns500698.ns500698.ns500736.ns500736.ns500736.ns500708.ns500576.ns500698.ns500708.ns500619.ns500652.ns500619.trackreceptor.com, ns500759.ns500758.ns500698.ns500759.ns500735.ns500735.ns500736.ns500698.ns500735.ns500708.ns500698.ns500708.ns500698.ns500698.ns500619.ns500619.ns500619.trackreceptor.com, ns500734.ns500699.ns500693.ns500734.ns500734.ns500734.ns500693.ns500699.ns500699.ns500588.ns500588.ns500588.ns500632.ns500632.ns500588.ns500588.ns500588.dtrkdll.com and ns500693.ns500693.ns500693.ns500699.ns500734.ns500734.ns500693.ns500693.ns500588.ns500588.ns500588.ns500699.ns500699.ns500588.ns500588.dtrkdll.com.
These mail servers are commonly used with aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2a00:1450:4009:c19::1a and 192.178.223.26.
alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.27.
alt2.aspmx.l.google.com points to 2607:f8b0:4023:1015::1a and 172.253.135.26.
alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.27.
alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.27.