cgre.com - dns.ninja

cgre.com

DNSSEC⚠️ Not signed
A3.230.87.164🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix
PTRec2-3-230-87-164.compute-1.amazonaws.com
A3.230.196.13🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix
NSns3.collegextra.com ⭐
A2600:9000:5305:c700::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1479.awsdns-56.org
A205.251.197.199🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1479.awsdns-56.org
NSns.collegextra.com ⚠️ Not in parent delegation
A2600:9000:5301:8500::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-389.awsdns-48.com
A205.251.193.133🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-389.awsdns-48.com
NSns.collegextra.net
A2600:9000:5305:c700::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1479.awsdns-56.org
A205.251.197.199🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1479.awsdns-56.org
NSns4.collegextra.com ⚠️ Not in parent delegation
A2600:9000:5307:fc00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-2044.awsdns-63.co.uk
A205.251.199.252🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-2044.awsdns-63.co.uk
MXmx1.emailsrvr.com ⭐
A184.106.54.1🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD
PTRmx1.emailsrvr.com
MXmx2.emailsrvr.com(20)
A108.166.43.2🇺🇸 RACKSPACE-ORD108.166.0.0/18 Rackspace
PTRmx2.emailsrvr.com
A146.20.161.2🇺🇸 RACKSPACE-IAD146.20.0.0/16 Rackspace US Inc
PTRmx2.emailsrvr.com
A173.203.187.2🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229
PTRmx2.emailsrvr.com
A184.106.54.2🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD
PTRmx2.emailsrvr.com
TXTgoogle-site-verification=RKtBA7c2nzXYSiN8AGCyRx4AYP9DugM6NDYO3arwzjg
TXTv=spf1 include:_spf.google.com include:spf.protection.outlook.com include:em...
SOAns.collegextra.comawsdns-hostmaster@amazon.com serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785025887

Previously MX for

cgre.com

Subdomains

www.cgre.com

Same first word

cgre.net
cgre.mobi
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cgre.com
cgre.de
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cgre.fr
cgre.co.kr

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crge.cn
egcr.org
gerc.us
creg.ru
recg.us
recg.jp
gerc.com
cerg.ru
grec.be
gerc.de

DNS History

27 records (8 active, 19 former)

20162017201820192020202120222023202420252026NSns.collegextra.comns.collegextra.netns3.collegextra.comns4.collegextra.comns1.clickoncehosting.comns1.webmarketinghost.comns2.clickoncehosting.comns2.webmarketinghost.comMXmx1.emailsrvr.commx2.emailsrvr.comcgre.commail.cgre.comA3.230.196.133.230.87.164104.255.66.230104.255.66.2513.210.219.1843.211.6.573.216.165.5532.194.135.14135.173.83.17644.205.25.15250.19.75.25152.5.200.4652.5.37.1752.71.44.3498.87.229.160
●NSns.collegextra.com2026-02-16 → 2026-07-26 · 3 obs
○ 2016-07-12 16:37:24
● 2026-02-16 06:19:58
● 2026-07-26 00:35:46
●NSns.collegextra.net2026-02-16 → 2026-07-26 · 3 obs
○ 2016-07-12 16:37:24
● 2026-02-16 06:19:58
● 2026-07-26 00:35:46
○NSns1.clickoncehosting.com2016-02-24 → 2016-07-12 · 5 obs
○ 2015-07-23 03:35:58
● 2016-02-24 09:00:20
● 2016-07-12 16:37:24
○ 2026-02-16 06:19:58
○ 2026-07-26 00:35:46
○NSns1.webmarketinghost.com2015-07-23 → 2016-07-12 · 4 obs
● 2015-07-23 03:35:58
● 2016-07-12 16:37:24
○ 2026-02-16 06:19:58
○ 2026-07-26 00:35:46
○NSns2.clickoncehosting.com2016-02-24 → 2016-07-12 · 5 obs
○ 2015-07-23 03:35:58
● 2016-02-24 09:00:20
● 2016-07-12 16:37:24
○ 2026-02-16 06:19:58
○ 2026-07-26 00:35:46
○NSns2.webmarketinghost.com2015-07-23 → 2016-07-12 · 4 obs
● 2015-07-23 03:35:58
● 2016-07-12 16:37:24
○ 2026-02-16 06:19:58
○ 2026-07-26 00:35:46
●NSns3.collegextra.com2026-06-03 → 2026-07-26 · 3 obs
○ 2026-02-16 06:19:58
● 2026-06-03 13:25:58
● 2026-07-26 00:35:46
●NSns4.collegextra.com2026-06-03 → 2026-07-26 · 3 obs
○ 2026-02-16 06:19:58
● 2026-06-03 13:25:58
● 2026-07-26 00:35:46
○MXcgre.com2015-07-23 → 2016-07-12 · 4 obs
● 2015-07-23 03:35:58
● 2016-07-12 16:37:24
○ 2026-02-16 06:19:58
○ 2026-07-26 00:35:46
○MXmail.cgre.com2016-02-24 → 2016-07-12 · 5 obs
○ 2015-07-23 03:35:58
● 2016-02-24 09:00:20
● 2016-07-12 16:37:24
○ 2026-02-16 06:19:58
○ 2026-07-26 00:35:46
●MXmx1.emailsrvr.com2026-02-16 → 2026-07-26 · 3 obs
○ 2016-07-12 16:37:24
● 2026-02-16 06:19:58
● 2026-07-26 00:35:46
●MXmx2.emailsrvr.com2026-02-16 → 2026-07-26 · 3 obs
○ 2016-07-12 16:37:24
● 2026-02-16 06:19:58
● 2026-07-26 00:35:46
○A104.255.66.2302016-02-24 → 2016-07-12 · 5 obs
○ 2015-11-16 14:01:02
● 2016-02-24 09:00:20
● 2016-07-12 16:37:24
○ 2026-02-16 06:19:58
○ 2026-07-26 00:35:46
○A104.255.66.2512015-07-23 → 2015-11-16 · 4 obs
● 2015-07-23 03:35:58
● 2015-11-16 14:01:02
○ 2016-02-24 09:00:20
○ 2026-07-26 00:35:46
○A3.210.219.1842026-07-09 → 2026-07-09 · 4 obs
○ 2026-06-07 10:46:28
● 2026-07-09 09:40:20
○ 2026-07-26 00:35:44
○ 2026-07-26 00:35:46
○A3.211.6.572026-03-07 → 2026-03-11 · 5 obs
○ 2026-02-16 06:19:58
● 2026-03-07 08:04:00
● 2026-03-11 00:19:44
○ 2026-03-30 08:58:38
○ 2026-07-26 00:35:46
○A3.216.165.552026-02-16 → 2026-03-11 · 5 obs
○ 2016-07-12 16:37:24
● 2026-02-16 06:19:58
● 2026-03-11 00:19:44
○ 2026-03-30 08:58:38
○ 2026-07-26 00:35:46
●A3.230.196.132026-07-26 → 2026-07-26 · 3 obs
○ 2026-07-09 09:40:20
● 2026-07-26 00:35:44
● 2026-07-26 00:35:46
●A3.230.87.1642026-07-26 → 2026-07-26 · 3 obs
○ 2026-07-09 09:40:20
● 2026-07-26 00:35:44
● 2026-07-26 00:35:46
○A32.194.135.1412026-03-30 → 2026-03-30 · 4 obs
○ 2026-03-11 00:19:44
● 2026-03-30 08:58:38
○ 2026-06-03 13:25:58
○ 2026-07-26 00:35:46
○A35.173.83.1762026-06-03 → 2026-06-07 · 5 obs
○ 2026-03-30 08:58:38
● 2026-06-03 13:25:58
● 2026-06-07 10:46:28
○ 2026-07-09 09:40:20
○ 2026-07-26 00:35:46
○A44.205.25.1522026-03-30 → 2026-03-30 · 4 obs
○ 2026-03-11 00:19:44
● 2026-03-30 08:58:38
○ 2026-06-03 13:25:58
○ 2026-07-26 00:35:46
○A50.19.75.2512026-02-16 → 2026-07-26 · 2 obs
○ 2026-02-16 06:19:58
○ 2026-07-26 00:35:46
○A52.5.200.462026-06-05 → 2026-06-07 · 5 obs
○ 2026-06-03 13:25:58
● 2026-06-05 21:51:24
● 2026-06-07 10:46:28
○ 2026-07-09 09:40:20
○ 2026-07-26 00:35:46
○A52.5.37.172026-02-16 → 2026-02-16 · 4 obs
○ 2016-07-12 16:37:24
● 2026-02-16 06:19:58
○ 2026-03-07 08:04:00
○ 2026-07-26 00:35:46
○A52.71.44.342026-07-09 → 2026-07-09 · 4 obs
○ 2026-06-07 10:46:28
● 2026-07-09 09:40:20
○ 2026-07-26 00:35:44
○ 2026-07-26 00:35:46
○A98.87.229.1602026-06-03 → 2026-06-03 · 4 obs
○ 2026-03-30 08:58:38
● 2026-06-03 13:25:58
○ 2026-06-05 21:51:24
○ 2026-07-26 00:35:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cgre.comns.collegextra.net, ns.collegextra.com2 records

✅ Authoritative Response

Server:205.251.197.199

NS records: ns.collegextra.net, ns.collegextra.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cgre.com (unsigned zone)

⏱️ Timing

Total: 298ms | Queries: -

📄 Records

TypeCountSample Data
A23.230.196.13, 3.230.87.164
NS4ns.collegextra.com, ns.collegextra.net...
MX2mx1.emailsrvr.com (pri: 10), mx2.emailsrvr.com (pri: 20)
TXT2google-site-verification=RKtBA7c2nzXYSiN, v=spf1 include:_spf.google.com include:
SOA1ns.collegextra.com awsdns-hostmaster.ama

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.collegextra.com, ns.collegextra.com)

Analysis

Hierarchy

cgre.com serves as the parent of www.cgre.com.

IP Addresses

cgre.com resolves to the IP addresses 3.230.87.164 and 3.230.196.13

Two other host names, along with mail207.unionstreetmedia.net, railey.com and ec2-3-230-87-164.compute-1.amazonaws.com, also share IP numbers with cgre.com.

Name Servers

The NS records for cgre.com point to four name servers: ns3.collegextra.com, ns4.collegextra.com, ns.collegextra.com and ns.collegextra.net.

cgre.com has at least partial name server overlap with other domains, such as rodlandrealestate.com, searchhomesinfargo.com, roxbury-ct.com and two others.

These four hostnames each have two IP addresses. ns3.collegextra.com → 205.251.197.199 and 2600:9000:5305:c700::1. ns4.collegextra.com → 205.251.199.252 and 2600:9000:5307:fc00::1. ns.collegextra.com → 205.251.193.133 and 2600:9000:5301:8500::1. ns.collegextra.net → 205.251.197.199 and 2600:9000:5305:c700::1. ns3.collegextra.com and ns.collegextra.net point to identical addresses.

The host names ns3.collegextra.com and ns.collegextra.net both resolve to 2600:9000:5305:c700::1 IP addresses.

The host names ns3.collegextra.com and ns.collegextra.net both resolve to 205.251.197.199 IP addresses.

Mail Servers

cgre.com is served by two mail servers, mx1.emailsrvr.com and mx2.emailsrvr.com.

Among the domains sharing a mail server setup with cgre.com are holisticpetcarenj.com, enviamicompra.com.py, sell-satx.com and two others.

There is at least a partial MX overlap between cgre.com and other domains, including gallardofamilyah.com, craftservices.com, dextra.com.mx and two others.

Host names that resolve to four IP numbers:

mx2.emailsrvr.com has four IP addresses: 108.166.43.2, 146.20.161.2, 173.203.187.2 and 184.106.54.2.

Host names that point to one IP address:

mx1.emailsrvr.com resolves to 184.106.54.1.