`century21me.com`

DNSSEC	⚠️ Not signed
A	3.21.30.236^{🇺🇸 Amazon3.20.0.0/14 EC2 CMH prefix}
		PTR	`ec2-3-21-30-236.us-east-2.compute.amazonaws.com`
A	3.138.52.249^{🇺🇸 Amazon3.136.0.0/13 EC2 CMH prefix}
NS	`ns-191.awsdns-23.com` ⭐
		A	2600:9000:5300:bf00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-191.awsdns-23.com`
		A	205.251.192.191^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-191.awsdns-23.com`
NS	`ns-1325.awsdns-37.org`
		A	2600:9000:5305:2d00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1325.awsdns-37.org`
		A	205.251.197.45^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1325.awsdns-37.org`
NS	`ns-1678.awsdns-17.co.uk`
		A	2600:9000:5306:8e00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1678.awsdns-17.co.uk`
		A	205.251.198.142^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1678.awsdns-17.co.uk`
NS	`ns-749.awsdns-29.net`
		A	2600:9000:5302:ed00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-749.awsdns-29.net`
		A	205.251.194.237^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-749.awsdns-29.net`
SOA	`ns-191.awsdns-23.com`awsdns-hostmaster@amazon.com serial=1

`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=1778343891

Same first word

century21me.com

DNS History

13 records (6 active, 7 former)

●NSns-1325.awsdns-37.org2019-03-17 → 2026-05-09 · 3 obs

○ 2016-04-24 17:22:42
● 2019-03-17 14:39:22
● 2026-05-09 16:32:12

●NSns-1678.awsdns-17.co.uk2019-03-17 → 2026-05-09 · 3 obs

○ 2016-04-24 17:22:42
● 2019-03-17 14:39:22
● 2026-05-09 16:32:12

●NSns-191.awsdns-23.com2019-03-17 → 2026-05-09 · 3 obs

○ 2016-04-24 17:22:42
● 2019-03-17 14:39:22
● 2026-05-09 16:32:12

●NSns-749.awsdns-29.net2019-03-17 → 2026-05-09 · 3 obs

○ 2016-04-24 17:22:42
● 2019-03-17 14:39:22
● 2026-05-09 16:32:12

○NSns1.savvis.net2015-06-02 → 2016-04-24 · 5 obs

○ 2008-03-20 06:02:36
● 2015-06-02 00:56:48
● 2016-04-24 17:22:42
○ 2019-03-17 14:39:22
○ 2026-05-09 16:32:12

○NSns2.savvis.net2015-06-02 → 2016-04-24 · 5 obs

○ 2008-03-20 06:02:36
● 2015-06-02 00:56:48
● 2016-04-24 17:22:42
○ 2019-03-17 14:39:22
○ 2026-05-09 16:32:12

○NSns3.savvis.net2015-06-02 → 2016-04-24 · 5 obs

○ 2008-03-20 06:02:36
● 2015-06-02 00:56:48
● 2016-04-24 17:22:42
○ 2019-03-17 14:39:22
○ 2026-05-09 16:32:12

○A18.188.66.142019-03-17 → 2019-03-17 · 4 obs

○ 2016-04-24 17:22:42
● 2019-03-17 14:39:22
○ 2026-05-05 12:20:08
○ 2026-05-09 16:32:12

○A18.219.169.932019-03-17 → 2019-03-17 · 4 obs

○ 2016-04-24 17:22:42
● 2019-03-17 14:39:22
○ 2026-05-05 12:20:08
○ 2026-05-09 16:32:12

●A3.138.52.2492026-05-05 → 2026-05-09 · 3 obs

○ 2019-03-17 14:39:22
● 2026-05-05 12:20:08
● 2026-05-09 16:32:12

●A3.21.30.2362026-05-08 → 2026-05-09 · 3 obs

○ 2026-05-05 12:20:08
● 2026-05-08 06:47:54
● 2026-05-09 16:32:12

○A3.23.162.842026-05-05 → 2026-05-05 · 4 obs

○ 2019-03-17 14:39:22
● 2026-05-05 12:20:08
○ 2026-05-08 06:47:54
○ 2026-05-09 16:32:12

○A64.37.197.592015-06-02 → 2016-04-24 · 5 obs

○ 2008-03-20 06:02:36
● 2015-06-02 00:56:48
● 2016-04-24 17:22:42
○ 2019-03-17 14:39:22
○ 2026-05-09 16:32:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
century21me.com	ns-191.awsdns-23.com, ns-749.awsdns-29.net, ns-1678.awsdns-17.co.uk, ns-1325.awsdns-37.org	2 records

✅ Authoritative Response

Server:205.251.198.142

NS records: ns-191.awsdns-23.com, ns-749.awsdns-29.net, ns-1678.awsdns-17.co.uk, ns-1325.awsdns-37.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for century21me.com (unsigned zone)

⏱️ Timing

Total: 870ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.21.30.236, 3.138.52.249`
NS	4	`ns-1325.awsdns-37.org, ns-1678.awsdns-17.co.uk...`
SOA	1	`ns-191.awsdns-23.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-191.awsdns-23.com, ns-191.awsdns-23.com)

Analysis

IP Addresses

The entity century21me.com points to two IP numbers: 3.21.30.236 and 3.138.52.249.

For instance, other host names centtury21.com, century21sc.com, century21nc.com, century21vacationrentals.com and c-21.biz share IP numbers with century21me.com.

Name Servers

century21me.com is delegated to four name servers: ns-191.awsdns-23.com, ns-749.awsdns-29.net, ns-1325.awsdns-37.org and ns-1678.awsdns-17.co.uk.

century21me.com shares name servers with other domains at least partially, for example lcevc.com, sambishop.com, stdin.org, adslm.link and dejie2dz9w1kr.cloudfront.net.

Host names with two IP numbers:

ns-191.awsdns-23.com points to: 2600:9000:5300:bf00::1 and 205.251.192.191

ns-749.awsdns-29.net points to: 2600:9000:5302:ed00::1 and 205.251.194.237

ns-1325.awsdns-37.org points to: 2600:9000:5305:2d00::1 and 205.251.197.45

ns-1678.awsdns-17.co.uk points to: 2600:9000:5306:8e00::1 and 205.251.198.142

century21me.com - robtex.com

century21me.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`century21me.com`

`com`