`12factor.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:297:ba0e:7900:f622:48a8:f266^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:297:ba18:6ddc:5d8f:6053:f003^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:297:ba24:b508:76de:f4a:df34^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	54.157.108.158^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
A	98.83.184.133^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
A	100.28.104.175^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
NS	`dns1.p01.nsone.net` ⭐
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p01.nsone.net`
NS	`dns2.p01.nsone.net`
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p01.nsone.net`
NS	`dns3.p01.nsone.net`
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p01.nsone.net`
NS	`dns4.p01.nsone.net`
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p01.nsone.net`
TXT	`v=spf1 -all`
SOA	`dns1.p01.nsone.net`hostmaster@nsone.net serial=1758141658

`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=1777672081

Same first word

12factor.net

12factor.io

12factor.com

12factor.org

12factor.eu

Similar names

factor12.nl

factor21.com

DNS History

41 records (10 active, 31 former)

●NSdns1.p01.nsone.net2026-03-07 → 2026-05-01 · 3 obs

○ 2026-03-04 06:24:18
● 2026-03-07 11:51:40
● 2026-05-01 22:02:32

○NSdns1.registrar-servers.com2016-03-03 → 2016-06-24 · 5 obs

○ 2015-11-29 00:23:18
● 2016-03-03 15:48:34
● 2016-06-24 10:23:14
○ 2017-02-09 18:18:16
○ 2026-05-01 22:02:32

●NSdns2.p01.nsone.net2026-03-07 → 2026-05-01 · 3 obs

○ 2026-03-04 06:24:18
● 2026-03-07 11:51:40
● 2026-05-01 22:02:32

○NSdns2.registrar-servers.com2016-03-03 → 2016-06-24 · 5 obs

○ 2015-11-29 00:23:18
● 2016-03-03 15:48:34
● 2016-06-24 10:23:14
○ 2017-02-09 18:18:16
○ 2026-05-01 22:02:32

●NSdns3.p01.nsone.net2026-03-07 → 2026-05-01 · 3 obs

○ 2026-03-04 06:24:18
● 2026-03-07 11:51:40
● 2026-05-01 22:02:32

○NSdns3.registrar-servers.com2016-03-03 → 2016-03-03 · 4 obs

○ 2015-11-29 00:23:18
● 2016-03-03 15:48:34
○ 2016-06-24 10:23:14
○ 2026-05-01 22:02:32

●NSdns4.p01.nsone.net2026-03-07 → 2026-05-01 · 3 obs

○ 2026-03-04 06:24:18
● 2026-03-07 11:51:40
● 2026-05-01 22:02:32

○NSdns4.registrar-servers.com2016-03-03 → 2016-03-03 · 4 obs

○ 2015-11-29 00:23:18
● 2016-03-03 15:48:34
○ 2016-06-24 10:23:14
○ 2026-05-01 22:02:32

○NSdns5.registrar-servers.com2016-03-03 → 2016-03-03 · 4 obs

○ 2015-11-29 00:23:18
● 2016-03-03 15:48:34
○ 2016-06-24 10:23:14
○ 2026-05-01 22:02:32

○NSns-1517.awsdns-61.org2017-02-09 → 2017-02-09 · 4 obs

○ 2016-06-24 10:23:14
● 2017-02-09 18:18:16
○ 2018-09-10 10:29:02
○ 2026-05-01 22:02:32

○NSns-1890.awsdns-44.co.uk2017-02-09 → 2017-02-09 · 4 obs

○ 2016-06-24 10:23:14
● 2017-02-09 18:18:16
○ 2018-09-10 10:29:02
○ 2026-05-01 22:02:32

○NSns-434.awsdns-54.com2017-02-09 → 2017-02-09 · 4 obs

○ 2016-06-24 10:23:14
● 2017-02-09 18:18:16
○ 2018-09-10 10:29:02
○ 2026-05-01 22:02:32

○NSns-524.awsdns-01.net2017-02-09 → 2017-02-09 · 4 obs

○ 2016-06-24 10:23:14
● 2017-02-09 18:18:16
○ 2018-09-10 10:29:02
○ 2026-05-01 22:02:32

○NSns1.51dns.com2015-08-03 → 2015-08-03 · 3 obs

● 2015-08-03 04:42:22
○ 2015-11-29 00:23:18
○ 2026-05-01 22:02:32

○NSns1.namebrightdns.com2018-09-10 → 2026-03-04 · 5 obs

○ 2017-02-09 18:18:16
● 2018-09-10 10:29:02
● 2026-03-04 06:24:18
○ 2026-03-07 11:51:40
○ 2026-05-01 22:02:32

○NSns2.51dns.com2015-08-03 → 2015-08-03 · 3 obs

● 2015-08-03 04:42:22
○ 2015-11-29 00:23:18
○ 2026-05-01 22:02:32

○NSns2.namebrightdns.com2018-09-10 → 2026-03-04 · 5 obs

○ 2017-02-09 18:18:16
● 2018-09-10 10:29:02
● 2026-03-04 06:24:18
○ 2026-03-07 11:51:40
○ 2026-05-01 22:02:32

○MXeforward1.registrar-servers.com2016-03-03 → 2016-06-24 · 4 obs

● 2016-03-03 15:48:34
● 2016-06-24 10:23:14
○ 2017-02-09 18:18:16
○ 2026-05-01 22:02:32

○MXeforward2.registrar-servers.com2016-03-03 → 2016-06-24 · 4 obs

● 2016-03-03 15:48:34
● 2016-06-24 10:23:14
○ 2017-02-09 18:18:16
○ 2026-05-01 22:02:32

○MXeforward3.registrar-servers.com2016-03-03 → 2016-06-24 · 4 obs

● 2016-03-03 15:48:34
● 2016-06-24 10:23:14
○ 2017-02-09 18:18:16
○ 2026-05-01 22:02:32

○MXeforward4.registrar-servers.com2016-03-03 → 2016-06-24 · 4 obs

● 2016-03-03 15:48:34
● 2016-06-24 10:23:14
○ 2017-02-09 18:18:16
○ 2026-05-01 22:02:32

○MXeforward5.registrar-servers.com2016-03-03 → 2016-06-24 · 4 obs

● 2016-03-03 15:48:34
● 2016-06-24 10:23:14
○ 2017-02-09 18:18:16
○ 2026-05-01 22:02:32

○MXmail1.namebrightmail.com2026-02-16 → 2026-03-04 · 5 obs

○ 2017-02-09 18:18:16
● 2026-02-16 00:56:04
● 2026-03-04 06:24:18
○ 2026-03-07 11:51:40
○ 2026-05-01 22:02:32

○MXmail2.namebrightmail.com2026-02-16 → 2026-03-04 · 5 obs

○ 2017-02-09 18:18:16
● 2026-02-16 00:56:04
● 2026-03-04 06:24:18
○ 2026-03-07 11:51:40
○ 2026-05-01 22:02:32

●A100.28.104.1752026-03-07 → 2026-05-01 · 23 obs

○ 2026-03-04 06:24:18
● 2026-03-07 11:51:40
○ 2026-03-07 13:01:42
○ 2026-03-08 15:45:22
● 2026-03-10 18:56:38
○ 2026-03-11 20:53:10
● 2026-03-12 08:12:16
● 2026-03-13 09:14:20
○ 2026-03-14 06:36:14
● 2026-03-15 22:22:28
● 2026-03-20 18:15:36
○ 2026-03-20 20:56:26
● 2026-03-23 03:21:36
○ 2026-03-23 05:14:44
○ 2026-04-03 12:28:12
● 2026-04-13 08:37:06
○ 2026-04-13 09:53:12
○ 2026-04-30 19:14:40
● 2026-05-01 09:41:12
○ 2026-05-01 10:15:10
○ 2026-05-01 16:48:30
● 2026-05-01 22:02:28
● 2026-05-01 22:02:32

○A18.185.24.462026-03-07 → 2026-05-01 · 22 obs

○ 2026-03-07 11:51:40
● 2026-03-07 13:01:42
● 2026-03-08 15:45:22
○ 2026-03-10 18:56:38
● 2026-03-11 20:53:10
○ 2026-03-12 08:12:16
○ 2026-03-13 09:14:20
● 2026-03-14 06:36:14
○ 2026-03-15 22:22:28
○ 2026-03-20 18:15:36
● 2026-03-20 20:56:26
○ 2026-03-23 03:21:36
● 2026-03-23 05:14:44
● 2026-04-03 12:28:12
○ 2026-04-13 08:37:06
● 2026-04-13 09:53:12
● 2026-04-30 19:14:40
○ 2026-05-01 09:41:12
● 2026-05-01 10:15:10
● 2026-05-01 16:48:30
○ 2026-05-01 22:02:28
○ 2026-05-01 22:02:32

●A2600:1f18:297:ba0e:7900:f622:48a8:f2662026-03-07 → 2026-05-01 · 23 obs

●A2600:1f18:297:ba18:6ddc:5d8f:6053:f0032026-03-07 → 2026-05-01 · 23 obs

●A2600:1f18:297:ba24:b508:76de:f4a:df342026-03-07 → 2026-05-01 · 23 obs

○A2600:1f18:4ae:c607:5974:bfa8:d54b:7fe52026-02-16 → 2026-03-04 · 4 obs

● 2026-02-16 00:56:04
● 2026-03-04 06:24:18
○ 2026-03-07 11:51:40
○ 2026-05-01 22:02:32

○A2600:1f18:4ae:c608:1ae1:9fc3:6ee2:84dd2026-02-16 → 2026-03-04 · 4 obs

● 2026-02-16 00:56:04
● 2026-03-04 06:24:18
○ 2026-03-07 11:51:40
○ 2026-05-01 22:02:32

○A2a05:d014:803:f30a:4c8d:5530:dac2:1792026-03-07 → 2026-05-01 · 22 obs

○A2a05:d014:803:f30c:505c:9738:13c:b7a52026-03-07 → 2026-05-01 · 22 obs

○A2a05:d014:803:f30e:ffe5:90d1:736a:fcad2026-03-07 → 2026-05-01 · 22 obs

○A3.126.5.1882026-03-07 → 2026-05-01 · 22 obs

○A3.71.139.1532026-03-07 → 2026-05-01 · 22 obs

○A44.208.83.1802026-02-16 → 2026-03-04 · 4 obs

● 2026-02-16 00:56:04
● 2026-03-04 06:24:18
○ 2026-03-07 11:51:40
○ 2026-05-01 22:02:32

●A54.157.108.1582026-03-07 → 2026-05-01 · 23 obs

○A54.84.240.2352026-02-16 → 2026-03-04 · 4 obs

● 2026-02-16 00:56:04
● 2026-03-04 06:24:18
○ 2026-03-07 11:51:40
○ 2026-05-01 22:02:32

●A98.83.184.1332026-03-07 → 2026-05-01 · 23 obs

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2018-09-10 → 2026-02-17 · 4 obs

● 2018-09-10 10:29:02
● 2026-02-17 00:37:34
○ 2026-02-18 00:58:46
○ 2026-05-01 22:02:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
12factor.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net	-

✅ Authoritative Response

Server:198.51.45.65

NS records: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1396ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`100.28.104.175, 54.157.108.158...`
AAAA	3	`2600:1f18:297:ba0e:7900:f622:48a8:f266, 2600:1f18:297:ba18:6ddc:5d8f:6053:f003...`
NS	4	`dns1.p01.nsone.net, dns2.p01.nsone.net...`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`dns1.p01.nsone.net hostmaster.nsone.net`

Analysis

IP Addresses

12factor.com maps to six IPs: 2600:1f18:297:ba0e:7900:f622:48a8:f266, 2600:1f18:297:ba18:6ddc:5d8f:6053:f003, 2600:1f18:297:ba24:b508:76de:f4a:df34, 54.157.108.158, 98.83.184.133 and 100.28.104.175.

Name Servers

12factor.com delegates to four name servers: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net.

12factor.com at least partially shares name servers with other domains, including webster.info, exacttarget.us, prescottairshow.com, bloombergnews.fr and reacor.com.

These name servers are commonly used with ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, ns01.jnjdns.com, ns02.jnjdns.com, ns03.jnjdns.com, ns04.jnjdns.com, dns1.p03.nsone.net and dns2.p03.nsone.net.

Host names with two IP numbers: dns1.p01.nsone.net points to 2620:4d:4000:6259:7:1:0:1 and 198.51.44.1; dns2.p01.nsone.net points to 2a00:edc0:6259:7:1::2 and 198.51.45.1; dns3.p01.nsone.net points to 2620:4d:4000:6259:7:1:0:3 and 198.51.44.65; dns4.p01.nsone.net points to 2a00:edc0:6259:7:1::4 and 198.51.45.65.

12factor.com - robtex.com

12factor.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`12factor.com`

`com`