preptology.com - robtex.com
preptology.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.130.190🇺🇸 Amazon3.33.128.0/20 | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
| A | 15.197.148.33🇺🇸 Amazon15.197.144.0/20 | ||||||
| NS | ns19.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21d0::a🇺🇸 GODADDY-DNS2603:5:21d0::/44 | ||||||
| PTR | ns19.domaincontrol.com | ||||||
| A | 97.74.109.10🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| PTR | ns19.domaincontrol.com | ||||||
| NS | ns20.domaincontrol.com | ||||||
| A | 2603:5:22d0::a🇺🇸 GODADDY-DNS2603:5:22d0::/44 | ||||||
| PTR | ns20.domaincontrol.com | ||||||
| A | 173.201.77.10🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| PTR | ns20.domaincontrol.com | ||||||
| SOA | ns19.domaincontrol.comdns@jomax.net 2023-09-19 #0 | ||||||
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=1774413007 | ||||||
Same first word
preptology.com |
DNS History
14 records (4 active, 10 former)
○NSns0.aitcom.net2015-06-03 → 2016-04-07 · 4 obs
● 2016-04-07 04:44:50
○ 2016-09-22 10:57:42
○ 2026-03-25 04:46:18
○NSns1.aitcom.net2015-06-03 → 2016-04-07 · 4 obs
● 2016-04-07 04:44:50
○ 2016-09-22 10:57:42
○ 2026-03-25 04:46:18
●NSns19.domaincontrol.com2026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 09:53:56
● 2026-03-25 04:46:18
○NSns2.aitcom.net2015-06-03 → 2016-04-07 · 4 obs
● 2016-04-07 04:44:50
○ 2016-09-22 10:57:42
○ 2026-03-25 04:46:18
●NSns20.domaincontrol.com2026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 09:53:56
● 2026-03-25 04:46:18
○NSns69.domaincontrol.com2016-09-22 → 2016-09-22 · 4 obs
● 2016-09-22 10:57:42
○ 2026-02-18 09:53:56
○ 2026-03-25 04:46:18
○NSns70.domaincontrol.com2016-09-22 → 2016-09-22 · 4 obs
● 2016-09-22 10:57:42
○ 2026-02-18 09:53:56
○ 2026-03-25 04:46:18
○MXmail.preptology.com2015-06-03 → 2016-04-07 · 4 obs
● 2016-04-07 04:44:50
○ 2016-09-22 10:57:42
○ 2026-03-25 04:46:18
○MXpreptology-com.mail.protection.outlook.com2016-09-22 → 2016-09-22 · 4 obs
● 2016-09-22 10:57:42
○ 2026-02-18 09:53:56
○ 2026-03-25 04:46:18
○MXsmtp.preptology.com2015-06-03 → 2016-04-07 · 4 obs
● 2016-04-07 04:44:50
○ 2016-09-22 10:57:42
○ 2026-03-25 04:46:18
●A15.197.148.332026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 09:53:56
● 2026-03-25 04:46:18
○A216.117.170.1192015-06-03 → 2016-04-07 · 4 obs
● 2016-04-07 04:44:50
○ 2016-09-22 10:57:42
○ 2026-03-25 04:46:18
●A3.33.130.1902026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 09:53:56
● 2026-03-25 04:46:18
○A50.63.202.552016-09-22 → 2016-09-22 · 4 obs
● 2016-09-22 10:57:42
○ 2026-02-18 09:53:56
○ 2026-03-25 04:46:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| preptology.com | ns19.domaincontrol.com, ns20.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.109.10
NS records: ns19.domaincontrol.com, ns20.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for preptology.com (unsigned zone)
⏱️ Timing
Total: 171ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns19.domaincontrol.com, ns20.domaincontrol.com |
| SOA | 1 | ns19.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns19.domaincontrol.com, ns19.domaincontrol.com, ns20.domaincontrol.com...)
Analysis
IP Addresses
preptology.com resolves to two IP numbers: 3.33.130.190 and 15.197.148.33.
other host names including arxa.pro, voltswagonusa.com, nobleclock.com, comperity.com and scoutmediastrategies.com share IP numbers with preptology.com.
Name Servers
preptology.com is delegated to two name servers ns19.domaincontrol.com and ns20.domaincontrol.com.
preptology.com shares the same name server setup as other domains, for instance zefr-inc.com, bridge2.life, texassecuritiesfraud.com, ukguruji.in and mybears.co.uk.
Host names with two IP numbers:
The host name ns19.domaincontrol.com points to 2603:5:21d0::a and 97.74.109.10; the host name ns20.domaincontrol.com points to 2603:5:22d0::a and 173.201.77.10.