b3.work - dns.ninja

`b3.work`

DNSSEC	⚠️ Not signed
NS	`ns-549.awsdns-04.net` ⭐
		A	2600:9000:5302:2500::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-549.awsdns-04.net`
		A	205.251.194.37^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-549.awsdns-04.net`
NS	`ns-1037.awsdns-01.org`
		A	2600:9000:5304:d00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1037.awsdns-01.org`
		A	205.251.196.13^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1037.awsdns-01.org`
NS	`ns-1939.awsdns-50.co.uk`
		A	2600:9000:5307:9300::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1939.awsdns-50.co.uk`
		A	205.251.199.147^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1939.awsdns-50.co.uk`
NS	`ns-430.awsdns-53.com`
		A	2600:9000:5301:ae00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-430.awsdns-53.com`
		A	205.251.193.174^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-430.awsdns-53.com`
MX	`inbound-smtp.us-east-1.amazonaws.com` ⭐
		A	3.211.210.226^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
TXT	`MS=ms74188214`
SOA	`ns-549.awsdns-04.net`awsdns-hostmaster@amazon.com serial=1

`work`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.work` ⭐
	NS	`b.nic.work`
	NS	`c.nic.work`
	NS	`x.nic.work`
	NS	`y.nic.work`
	NS	`z.nic.work`
	SOA	`a.nic.work`admin@tldns.godaddy serial=1781286313

Same first word

b3.net.br

b3.fun

b3.myqnapcloud.com

b3.nu

b3.ie

b3.org.cn

b3.marketing

b3.ro

b3.ee

b3.com.au

b3.co.at

b3.cc

b3.fr

b3.my

b3.eu

b3.be

b3.lv

b3.or.at

b3.org

b3.lt

b3.network

b3.sa.com

b3.se

b3.com

b3.ca

b3.sk

b3.rs

b3.tel

b3.de

b3.co.uk

b3.su

b3.cn

b3.biz

b3.cz

b3.net

b3.nl

b3.is

b3.ru

b3.systems

b3.work

b3.media

b3.dk

b3.sg

b3.com.br

Similar names

3b.org

3b.pl

3b.co.id

3b.works

3b.se

3b.com.bo

3b.lv

3b.su

3b.gmbh

3b.com.br

3b.cc

3b.media

3b.sk

3b.co.at

3b.my

3b.business

3b.be

3b.pm

3b.lt

3b.ma

3b.de

3b.dk

3b.fi

3b.hu

3b.hk

3b.nl

3b.biz

3b.co.th

3b.co.uk

3b.com

3b.studio

3b.pt

3b.fyi

3b.com.vn

3b.com.kw

3b.co.rs

3b.ly

3b.fr

3b.co.za

3b.games

3b.net

DNS History

25 records (5 active, 20 former)

●NSns-1037.awsdns-01.org2026-02-19 → 2026-06-12 · 2 obs

● 2026-02-19 00:00:16
● 2026-06-12 17:56:56

●NSns-1939.awsdns-50.co.uk2026-02-19 → 2026-06-12 · 2 obs

● 2026-02-19 00:00:16
● 2026-06-12 17:56:56

●NSns-430.awsdns-53.com2026-02-19 → 2026-06-12 · 2 obs

● 2026-02-19 00:00:16
● 2026-06-12 17:56:56

●NSns-549.awsdns-04.net2026-02-19 → 2026-06-12 · 2 obs

● 2026-02-19 00:00:16
● 2026-06-12 17:56:56

●MXinbound-smtp.us-east-1.amazonaws.com2026-02-19 → 2026-06-12 · 2 obs

● 2026-02-19 00:00:16
● 2026-06-12 17:56:56

○A13.226.209.1102026-02-19 → 2026-03-07 · 27 obs

○ 2026-02-19 00:00:16
● 2026-02-19 05:21:32
○ 2026-02-19 11:33:26
○ 2026-02-20 12:27:46
● 2026-02-21 15:32:38
● 2026-02-23 02:12:50
○ 2026-02-23 11:59:04
○ 2026-02-25 12:10:04
● 2026-02-26 00:11:02
○ 2026-02-26 09:41:56
● 2026-02-27 12:01:10
● 2026-03-01 04:38:10
○ 2026-03-01 08:12:48
● 2026-03-02 00:13:40
○ 2026-03-02 09:58:20
● 2026-03-02 10:49:30
● 2026-03-02 12:48:56
○ 2026-03-02 19:22:42
○ 2026-03-04 21:57:10
● 2026-03-04 22:56:06
○ 2026-03-05 05:23:56
○ 2026-03-06 03:42:28
● 2026-03-07 00:54:52
○ 2026-03-07 02:15:58
● 2026-03-07 03:09:08
○ 2026-03-07 03:54:06
○ 2026-06-12 17:56:56

○A13.226.209.412026-02-19 → 2026-03-07 · 27 obs

○A13.226.209.592026-02-19 → 2026-03-07 · 27 obs

○A13.226.209.652026-02-19 → 2026-03-07 · 27 obs

○A18.154.144.1252026-02-20 → 2026-03-09 · 21 obs

○ 2026-02-19 00:00:16
○ 2026-02-19 11:33:26
● 2026-02-20 12:27:46
○ 2026-02-21 15:32:38
○ 2026-02-23 11:59:04
● 2026-02-25 04:12:48
● 2026-02-25 12:10:04
○ 2026-02-26 00:11:02
○ 2026-03-01 04:38:10
● 2026-03-01 08:12:48
○ 2026-03-02 00:13:40
○ 2026-03-02 12:48:56
● 2026-03-02 19:22:42
○ 2026-03-02 22:05:02
○ 2026-03-07 03:54:06
● 2026-03-07 05:15:44
○ 2026-03-07 10:18:26
○ 2026-03-09 03:58:02
● 2026-03-09 20:17:10
○ 2026-03-09 23:05:20
○ 2026-06-12 17:56:56

○A18.154.144.522026-02-20 → 2026-03-09 · 21 obs

○A18.154.144.82026-02-20 → 2026-03-09 · 21 obs

○A18.154.144.972026-02-20 → 2026-03-09 · 21 obs

○A18.245.162.1272026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-07 03:09:08
● 2026-03-07 03:54:06
○ 2026-03-07 05:15:44
○ 2026-06-12 17:56:56

○A18.245.162.322026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-07 03:09:08
● 2026-03-07 03:54:06
○ 2026-03-07 05:15:44
○ 2026-06-12 17:56:56

○A18.245.162.532026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-07 03:09:08
● 2026-03-07 03:54:06
○ 2026-03-07 05:15:44
○ 2026-06-12 17:56:56

○A18.245.162.642026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-07 03:09:08
● 2026-03-07 03:54:06
○ 2026-03-07 05:15:44
○ 2026-06-12 17:56:56

○A3.174.141.1132026-02-19 → 2026-03-10 · 27 obs

● 2026-02-19 00:00:16
○ 2026-02-19 05:21:32
● 2026-02-19 11:33:26
○ 2026-02-20 12:27:46
○ 2026-02-23 02:12:50
● 2026-02-23 11:59:04
○ 2026-02-25 04:12:48
○ 2026-02-26 00:11:02
● 2026-02-26 09:41:56
○ 2026-02-27 12:01:10
○ 2026-03-02 19:22:42
● 2026-03-02 22:05:02
● 2026-03-04 21:57:10
○ 2026-03-04 22:56:06
● 2026-03-05 05:23:56
● 2026-03-06 03:42:28
○ 2026-03-07 00:54:52
● 2026-03-07 02:15:58
○ 2026-03-07 03:09:08
○ 2026-03-07 05:15:44
● 2026-03-07 10:18:26
● 2026-03-09 03:58:02
○ 2026-03-09 20:17:10
● 2026-03-09 23:05:20
● 2026-03-10 03:33:12
○ 2026-03-10 04:15:36
○ 2026-06-12 17:56:56

○A3.174.141.302026-02-19 → 2026-03-10 · 27 obs

○A3.174.141.372026-02-19 → 2026-03-10 · 27 obs

○A3.174.141.752026-02-19 → 2026-03-10 · 27 obs

○A3.174.193.392026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-02 00:13:40
● 2026-03-02 09:58:20
○ 2026-03-02 10:49:30
○ 2026-06-12 17:56:56

○A3.174.193.592026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-02 00:13:40
● 2026-03-02 09:58:20
○ 2026-03-02 10:49:30
○ 2026-06-12 17:56:56

○A3.174.193.862026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-02 00:13:40
● 2026-03-02 09:58:20
○ 2026-03-02 10:49:30
○ 2026-06-12 17:56:56

○A3.174.193.982026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-02 00:13:40
● 2026-03-02 09:58:20
○ 2026-03-02 10:49:30
○ 2026-06-12 17:56:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
work	x.nic.work, a.nic.work, z.nic.work, b.nic.work...	12 records
b3.work	ns-1939.awsdns-50.co.uk, ns-1037.awsdns-01.org, ns-430.awsdns-53.com, ns-549.awsdns-04.net	-

✅ Authoritative Response

Server:205.251.193.174

NS records: ns-1939.awsdns-50.co.uk, ns-1037.awsdns-01.org, ns-430.awsdns-53.com, ns-549.awsdns-04.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b3.work (unsigned zone)

⏱️ Timing

Total: 638ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1037.awsdns-01.org, ns-1939.awsdns-50.co.uk...`
MX	1	`inbound-smtp.us-east-1.amazonaws.com (pr`
TXT	1	`MS=ms74188214`
SOA	1	`ns-549.awsdns-04.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.work, b.nic.work, c.nic.work...)

Analysis

Name Servers

b3.work is delegated to four name servers, ns-430.awsdns-53.com, ns-549.awsdns-04.net, ns-1037.awsdns-01.org and ns-1939.awsdns-50.co.uk.

b3.work shares at least some of its name servers with other domains, including taaccessapp.com, fabechit.com, demo.safefoodpro.com and two others.

The host names ns-430.awsdns-53.com, ns-549.awsdns-04.net, ns-1037.awsdns-01.org and ns-1939.awsdns-50.co.uk each resolve to two IP addresses: ns-430.awsdns-53.com resolves to 205.251.193.174 and 2600:9000:5301:ae00::1; ns-549.awsdns-04.net resolves to 205.251.194.37 and 2600:9000:5302:2500::1; ns-1037.awsdns-01.org resolves to 205.251.196.13 and 2600:9000:5304:d00::1; ns-1939.awsdns-50.co.uk resolves to 205.251.199.147 and 2600:9000:5307:9300::1.

Mail Servers

The sole mail server for b3.work is inbound-smtp.us-east-1.amazonaws.com.

Among the domains sharing a mail server setup with b3.work are lighthearthospitality.slack.com, jeremycole.slack.com, chorus.care and two others.

There is at least a partial MX overlap between b3.work and other domains, including aamvacloud.atlassian.net, mytwcjira.atlassian.net, efarmer.atlassian.net and two others.

These mail servers often co-occur with the mail servers inbound-smtp.us-west-2.amazonaws.com.

inbound-smtp.us-east-1.amazonaws.com resolves to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32 and two others.