`urbanoptimization.com`

DNSSEC	⚠️ Not signed
A	144.217.32.192^{🇨🇦 OVH144.217.0.0/16 Hosting route}
		PTR	`urbanoptimization.com`
NS	`ns11.constellix.com` ⭐
		A	2600:180a:1001::1^{🇺🇸 Tiggee2600:180a:1001::/48 Constellix anycast network}
			PTR	`ns11.constellix.com`
		A	96.45.80.1^{🇺🇸 Tiggee96.45.80.0/24 route 96.45.80.0/24}
			PTR	`ns11.constellix.com`
NS	`ns21.constellix.com`
		A	2600:180b:2001::1^{🇺🇸 Tiggee2600:180b:2001::/48 Constellix anycast network}
			PTR	`ns21.constellix.com`
		A	46.31.236.1^{🇺🇸 Tiggee46.31.236.0/24 route 46.31.236.0/24}
			PTR	`ns21.constellix.com`
NS	`ns31.constellix.com`
		A	2600:180c:3001::1^{🇺🇸 Tiggee2600:180c:3001::/48 Constellix anycast network}
			PTR	`ns31.constellix.com`
		A	43.247.170.1^{🇯🇵 Tiggee43.247.170.0/24 route 43.247.170.0/24}
			PTR	`ns31.constellix.com`
NS	`ns41.constellix.net`
		A	2600:180a:4001::1^{🇺🇸 Tiggee2600:180a:4001::/48 Constellix anycast network}
			PTR	`ns41.constellix.net`
		A	96.45.81.1^{🇺🇸 Tiggee96.45.81.0/24 route 96.45.81.0/24}
			PTR	`ns41.constellix.net`
NS	`ns51.constellix.net`
		A	2600:180b:5001::1^{🇺🇸 Tiggee2600:180b:5001::/48 Constellix anycast network}
			PTR	`ns51.constellix.net`
		A	46.31.237.1^{🇺🇸 Tiggee46.31.237.0/24 route 46.31.237.0/24}
			PTR	`ns51.constellix.net`
NS	`ns61.constellix.net`
		A	2600:180c:6001::1^{🇺🇸 Tiggee2600:180c:6001::/48 Constellix anycast network}
			PTR	`ns61.constellix.net`
		A	43.247.171.1^{🇯🇵 Tiggee43.247.171.0/24 route 43.247.171.0/24}
			PTR	`ns61.constellix.net`
MX	`mail.urbanoptimization.com` ⭐
		A	144.217.32.192^{🇨🇦 OVH144.217.0.0/16 Hosting route}
			PTR	`urbanoptimization.com`
TXT	`yahoo-verification-key=2PDCzf0P9QlEBP6mV2ReJ3ZHqmOPNZtVS7iDdXm3J6g=`
TXT	`v=spf1 a mx -all`
SOA	`ns11.constellix.com`dns@constellix.com 2015-01-01 #97

`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

PTR for

192.32.217.144.in-addr.arpa

Subdomains

mail.urbanoptimization.com

Same first word

urbanoptimization.com

DNS History

15 records (8 active, 7 former)

○NSns1.blackknightindustries.com2017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-18 20:53:44
● 2017-11-16 18:02:36
○ 2026-03-13 22:09:26
○ 2026-03-13 22:09:28

○NSns1.bluehost.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 20:53:44
○ 2017-11-16 18:02:36
○ 2026-03-13 22:09:28

●NSns11.constellix.com2026-03-13 → 2026-03-13 · 3 obs

○ 2017-11-16 18:02:36
● 2026-03-13 22:09:26
● 2026-03-13 22:09:28

○NSns2.blackknightindustries.com2017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-18 20:53:44
● 2017-11-16 18:02:36
○ 2026-03-13 22:09:26
○ 2026-03-13 22:09:28

○NSns2.bluehost.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 20:53:44
○ 2017-11-16 18:02:36
○ 2026-03-13 22:09:28

●NSns21.constellix.com2026-03-13 → 2026-03-13 · 3 obs

○ 2017-11-16 18:02:36
● 2026-03-13 22:09:26
● 2026-03-13 22:09:28

●NSns31.constellix.com2026-03-13 → 2026-03-13 · 3 obs

○ 2017-11-16 18:02:36
● 2026-03-13 22:09:26
● 2026-03-13 22:09:28

●NSns41.constellix.net2026-03-13 → 2026-03-13 · 3 obs

○ 2017-11-16 18:02:36
● 2026-03-13 22:09:26
● 2026-03-13 22:09:28

●NSns51.constellix.net2026-03-13 → 2026-03-13 · 3 obs

○ 2017-11-16 18:02:36
● 2026-03-13 22:09:26
● 2026-03-13 22:09:28

●NSns61.constellix.net2026-03-13 → 2026-03-13 · 3 obs

○ 2017-11-16 18:02:36
● 2026-03-13 22:09:26
● 2026-03-13 22:09:28

●MXmail.urbanoptimization.com2016-12-18 → 2026-03-13 · 4 obs

● 2016-12-18 20:53:44
○ 2017-11-16 18:02:36
● 2026-03-13 22:09:26
● 2026-03-13 22:09:28

○MXurbanoptimization.com2017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-18 20:53:44
● 2017-11-16 18:02:36
○ 2026-03-13 22:09:26
○ 2026-03-13 22:09:28

○A108.179.229.2392016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 20:53:44
○ 2017-11-16 18:02:36
○ 2026-03-13 22:09:28

●A144.217.32.1922026-03-13 → 2026-03-13 · 3 obs

○ 2017-11-16 18:02:36
● 2026-03-13 22:09:26
● 2026-03-13 22:09:28

○A50.116.96.1812017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-18 20:53:44
● 2017-11-16 18:02:36
○ 2026-03-13 22:09:26
○ 2026-03-13 22:09:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...	-
urbanoptimization.com	ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com...	6 records

✅ Authoritative Response

Server: 96.45.81.1

NS records: ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com, ns61.constellix.net, ns31.constellix.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for urbanoptimization.com (unsigned zone)

⏱️ Timing

Total: 667ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`144.217.32.192`
NS	6	`ns41.constellix.net, ns51.constellix.net...`
MX	1	`mail.urbanoptimization.com (pri: 1)`
TXT	2	`yahoo-verification-key=2PDCzf0P9QlEBP6mV, v=spf1 a mx -all`
SOA	1	`ns11.constellix.com dns.constellix.com`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns11.constellix.com, ns11.constellix.com, ns21.constellix.com...)

Analysis

Hierarchy

The parent of mail.urbanoptimization.com is urbanoptimization.com.

IP Addresses

urbanoptimization.com points to a single IP number: 144.217.32.192.

Other host names, for instance mail.urbanoptimization.com, share IP numbers with urbanoptimization.com.

Name Servers

urbanoptimization.com delegates to six name servers: ns11.constellix.com, ns21.constellix.com, ns31.constellix.com, ns41.constellix.net, ns51.constellix.net and ns61.constellix.net.

urbanoptimization.com shares name servers with other domains at least partially, for instance afjwentk666.com, veakly.com, grandvictorianpei.com, wholeshabang.org and freessl.eu.