`cogent-engineering.com`

DNSSEC	⚠️ Not signed
A	192.64.119.20^{🇺🇸 NAMCHEAP-PH192.64.119.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1690892480

`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.net`nstld@verisign-grs.com serial=1771291435

Same first word

cogent-engineering.com

DNS History

17 records (8 active, 9 former)

●NSdns1.registrar-servers.com2026-02-25 → 2026-03-24 · 3 obs

○ 2020-03-05 21:11:30
● 2026-02-25 04:56:00
● 2026-03-24 02:30:30

●NSdns2.registrar-servers.com2026-02-25 → 2026-03-24 · 3 obs

○ 2020-03-05 21:11:30
● 2026-02-25 04:56:00
● 2026-03-24 02:30:30

○NSfeed11.verio-web.com2015-08-12 → 2016-03-11 · 4 obs

● 2015-08-12 09:30:28
● 2016-03-11 05:56:50
○ 2016-09-09 06:32:06
○ 2026-03-24 02:30:30

○NSns1.verio.com2016-09-09 → 2020-03-05 · 5 obs

○ 2016-03-11 05:56:50
● 2016-09-09 06:32:06
● 2020-03-05 21:11:30
○ 2026-02-25 04:56:00
○ 2026-03-24 02:30:30

○NSns11a.verio-web.com2015-08-12 → 2016-03-11 · 4 obs

● 2015-08-12 09:30:28
● 2016-03-11 05:56:50
○ 2016-09-09 06:32:06
○ 2026-03-24 02:30:30

○NSns11b.verio-web.com2015-08-12 → 2016-03-11 · 4 obs

● 2015-08-12 09:30:28
● 2016-03-11 05:56:50
○ 2016-09-09 06:32:06
○ 2026-03-24 02:30:30

○NSns2.verio.com2016-09-09 → 2020-03-05 · 5 obs

○ 2016-03-11 05:56:50
● 2016-09-09 06:32:06
● 2020-03-05 21:11:30
○ 2026-02-25 04:56:00
○ 2026-03-24 02:30:30

●MXeforward1.registrar-servers.com2026-02-25 → 2026-03-24 · 3 obs

○ 2020-03-05 21:11:30
● 2026-02-25 04:56:00
● 2026-03-24 02:30:30

●MXeforward2.registrar-servers.com2026-02-25 → 2026-03-24 · 3 obs

○ 2020-03-05 21:11:30
● 2026-02-25 04:56:00
● 2026-03-24 02:30:30

●MXeforward3.registrar-servers.com2026-02-25 → 2026-03-24 · 3 obs

○ 2020-03-05 21:11:30
● 2026-02-25 04:56:00
● 2026-03-24 02:30:30

●MXeforward4.registrar-servers.com2026-02-25 → 2026-03-24 · 3 obs

○ 2020-03-05 21:11:30
● 2026-02-25 04:56:00
● 2026-03-24 02:30:30

●MXeforward5.registrar-servers.com2026-02-25 → 2026-03-24 · 3 obs

○ 2020-03-05 21:11:30
● 2026-02-25 04:56:00
● 2026-03-24 02:30:30

○MXmail-fwd.verio-web.com2015-08-12 → 2016-03-11 · 4 obs

● 2015-08-12 09:30:28
● 2016-03-11 05:56:50
○ 2016-09-09 06:32:06
○ 2026-03-24 02:30:30

○MXmx.cogent-engineering.com2016-09-09 → 2020-03-05 · 5 obs

○ 2016-03-11 05:56:50
● 2016-09-09 06:32:06
● 2020-03-05 21:11:30
○ 2026-02-25 04:56:00
○ 2026-03-24 02:30:30

○A161.58.52.822015-08-12 → 2016-03-11 · 4 obs

● 2015-08-12 09:30:28
● 2016-03-11 05:56:50
○ 2016-09-09 06:32:06
○ 2026-03-24 02:30:30

●A192.64.119.202026-02-25 → 2026-03-24 · 3 obs

○ 2020-03-05 21:11:30
● 2026-02-25 04:56:00
● 2026-03-24 02:30:30

○A66.96.146.1022016-09-09 → 2020-03-05 · 5 obs

○ 2016-03-11 05:56:50
● 2016-09-09 06:32:06
● 2020-03-05 21:11:30
○ 2026-02-25 04:56:00
○ 2026-03-24 02:30:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cogent-engineering.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cogent-engineering.com (unsigned zone)

⏱️ Timing

Total: 314ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.64.119.20`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

IP Addresses

cogent-engineering.com points to a single IP number: 192.64.119.20.

other host names for instance xwebltd.com, thamail.com, createtour.com, bearmetrics.com and csban.net share IP numbers with cogent-engineering.com.

Name Servers

cogent-engineering.com is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

cogent-engineering.com shares the same name server setup as other domains, for example sixsigma-institute.org, cars.br.com, snappydev.com, schtiki.com and unheated.org.

cogent-engineering.com at least partially shares name servers with other domains, for instance darrenkong.com, novusafrica.org, daneko.net, besthostbd.com and h8qq.com.

These name servers are commonly used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers:

dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200

dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200

Mail Servers

cogent-engineering.com is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.

cogent-engineering.com shares mail servers with other domains at least partially, including pearl.dental, therafs.com, easysell4cash.com, davideg.com and zapptext.com.