courtesyauto.com - robtex.com
courtesyauto.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 | ||||||
Same first word
courtesyauto.com |
courtesyauto.net |
DNS History
15 records (6 active, 9 former)
○NSns1.above.com2015-08-16 → 2016-05-07 · 4 obs
● 2016-05-07 10:43:52
○ 2017-02-15 19:56:56
○ 2026-03-24 06:10:34
○NSns1.parkingcrew.net2017-02-15 → 2017-02-15 · 4 obs
● 2017-02-15 19:56:56
○ 2026-03-17 18:02:58
○ 2026-03-24 06:10:34
●NSns11.domaincontrol.com2026-03-17 → 2026-03-24 · 3 obs
● 2026-03-17 18:02:58
● 2026-03-24 06:10:34
●NSns12.domaincontrol.com2026-03-17 → 2026-03-24 · 3 obs
● 2026-03-17 18:02:58
● 2026-03-24 06:10:34
○NSns2.above.com2015-08-16 → 2016-05-07 · 4 obs
● 2016-05-07 10:43:52
○ 2017-02-15 19:56:56
○ 2026-03-24 06:10:34
○NSns2.parkingcrew.net2017-02-15 → 2017-02-15 · 4 obs
● 2017-02-15 19:56:56
○ 2026-03-17 18:02:58
○ 2026-03-24 06:10:34
○MXcourtesyauto-com.mail.protection.outlook.com2026-03-17 → 2026-03-24 · 2 obs
○ 2026-03-24 06:10:34
○MXmail.h-email.net2017-02-15 → 2017-02-15 · 4 obs
● 2017-02-15 19:56:56
○ 2026-03-17 18:02:58
○ 2026-03-24 06:10:34
○MXmail.post-host.net2015-08-16 → 2016-05-07 · 4 obs
● 2016-05-07 10:43:52
○ 2017-02-15 19:56:56
○ 2026-03-24 06:10:34
●MXusb-smtp-inbound-1.mimecast.com2026-03-17 → 2026-03-24 · 3 obs
● 2026-03-17 18:02:58
● 2026-03-24 06:10:34
●MXusb-smtp-inbound-2.mimecast.com2026-03-17 → 2026-03-24 · 3 obs
● 2026-03-17 18:02:58
● 2026-03-24 06:10:34
○A103.224.182.2492015-08-16 → 2016-05-07 · 4 obs
● 2016-05-07 10:43:52
○ 2017-02-15 19:56:56
○ 2026-03-24 06:10:34
●A15.197.225.1282026-03-17 → 2026-03-24 · 3 obs
● 2026-03-17 18:02:58
● 2026-03-24 06:10:34
○A185.53.178.62017-02-15 → 2017-02-15 · 4 obs
● 2017-02-15 19:56:56
○ 2026-03-17 18:02:58
○ 2026-03-24 06:10:34
●A3.33.251.1682026-03-17 → 2026-03-24 · 3 obs
● 2026-03-17 18:02:58
● 2026-03-24 06:10:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net... | - |
| courtesyauto.com | ns11.domaincontrol.com, ns12.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.105.6
NS records: ns11.domaincontrol.com, ns12.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courtesyauto.com (unsigned zone)
⏱️ Timing
Total: 360ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns11.domaincontrol.com, ns12.domaincontrol.com |
| MX | 2 | usb-smtp-inbound-1.mimecast.com (pri: 10, usb-smtp-inbound-2.mimecast.com (pri: 10 |
| TXT | 2 | v=spf1 include:usb._netblocks.mimecast.c, duo_sso_verification=bWysgPjeLZoCj9RPbap |
| SOA | 1 | ns11.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns11.domaincontrol.com, ns11.domaincontrol.com, ns12.domaincontrol.com...)
Analysis
IP Addresses
Two IP numbers are pointed to by courtesyauto.com: 3.33.251.168 and 15.197.225.128.
other host names include aesg-me.com, esubpoena.com, mediamarketers.com, yf2811.com and mobilewindshieldrepairs.com; they share IP numbers with courtesyauto.com.
Name Servers
Two name servers ns11.domaincontrol.com and ns12.domaincontrol.com handle the delegation for courtesyauto.com.
courtesyauto.com shares the same name server setup as other domains, for instance come2scilly.online, videoecia.com, vocablocafeypoesia.com.mx, bigwing.biz and prueruscoe.com.
courtesyauto.com shares name servers with other domains at least partially, for example webce.co.
Host names with two IP numbers:
ns11.domaincontrol.com points to 2603:5:2190::6 and 97.74.105.6.
ns12.domaincontrol.com points to 2603:5:2290::6 and 173.201.73.6.
Mail Servers
courtesyauto.com is handled by two mail servers: usb-smtp-inbound-1.mimecast.com and usb-smtp-inbound-2.mimecast.com.
courtesyauto.com uses the same mail server setup as other domains, for instance pineyicerink.com, downtownwomenobgyn.com, beestinger.com, beneverepharmacy.com and homewatchcaregivers.com.
courtesyauto.com shares at least partially some mail servers with other domains, for instance secc.org, gopass.biz, themattarfirm.com, efficiencygenie.com and casa.usgr1.onsemi.com.
Host names with two IP numbers:
usb-smtp-inbound-1.mimecast.com points to 170.10.150.242 and 170.10.152.242
usb-smtp-inbound-2.mimecast.com points to 170.10.150.242 and 170.10.152.242
Names pointing to 170.10.150.242: usb-smtp-inbound-1.mimecast.com and usb-smtp-inbound-2.mimecast.com
Names pointing to 170.10.152.242: usb-smtp-inbound-1.mimecast.com and usb-smtp-inbound-2.mimecast.com