`16b2.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:baf0^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:257^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.87^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.186.240^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rachel.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ad7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rachel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rachel.ns.cloudflare.com`
		A	108.162.192.215^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	172.64.32.215^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	173.245.58.215^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
NS	`sterling.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c8f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sterling.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c38f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sterling.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:238f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sterling.ns.cloudflare.com`
		A	108.162.195.143^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sterling.ns.cloudflare.com`
		A	162.159.44.143^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sterling.ns.cloudflare.com`
		A	172.64.35.143^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sterling.ns.cloudflare.com`
MX	`mail.16b2.com` ⭐
		A	18.141.120.188^{🇸🇬 Amazon18.140.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-141-120-188.ap-southeast-1.compute.amazonaws.com`
TXT	`v=spf1 include:yhnbgs.bloombrilliant.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.2.87, 172.67.186.240
		IPv6 hints	2606:4700:3030::ac43:baf0, 2606:4700:3036::6815:257
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=211, name=cloudflare-ech.com
SOA	`rachel.ns.cloudflare.com`dns@cloudflare.com serial=2407064700

`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=1785004057

Subdomains

mail.16b2.com

Same first word

16b2.com

Similar names

b612.cn

6b12.com

b612.ca

b612.co.kr

b612.cloud

b612.com.pl

b612.sk

612b.com

b612.us

b612.hu

b612.de

b612.be

b612.org.br

b612.ws

b612.gr

6b21.com

612b.cc

b612.in

b612.ch

621b.cc

b612.net

b612.cc

b612.co

b612.online

b612.es

b612.ai

612b.df.gov.br

261b.com

b612.me

b621.net

b612.pl

DNS History

18 records (7 active, 11 former)

○NSf1g1ns1.dnspod.net2015-07-11 → 2016-02-02 · 4 obs

● 2015-07-11 16:28:22
● 2016-02-02 15:50:24
○ 2016-04-18 21:00:16
○ 2026-07-25 18:47:14

○NSf1g1ns2.dnspod.net2015-07-11 → 2016-02-02 · 4 obs

● 2015-07-11 16:28:22
● 2016-02-02 15:50:24
○ 2016-04-18 21:00:16
○ 2026-07-25 18:47:14

○NSns39.domaincontrol.com2016-04-18 → 2016-04-18 · 4 obs

○ 2016-02-02 15:50:24
● 2016-04-18 21:00:16
○ 2016-12-23 10:34:04
○ 2026-07-25 18:47:14

○NSns40.domaincontrol.com2016-04-18 → 2016-04-18 · 4 obs

○ 2016-02-02 15:50:24
● 2016-04-18 21:00:16
○ 2016-12-23 10:34:04
○ 2026-07-25 18:47:14

○NSns5.dnsdun.com2017-12-16 → 2017-12-16 · 4 obs

○ 2016-12-23 10:34:04
● 2017-12-16 04:08:28
○ 2026-07-18 19:44:04
○ 2026-07-25 18:47:14

○NSns5.dnsdun.net2017-12-16 → 2017-12-16 · 4 obs

○ 2016-12-23 10:34:04
● 2017-12-16 04:08:28
○ 2026-07-18 19:44:04
○ 2026-07-25 18:47:14

●NSrachel.ns.cloudflare.com2026-07-18 → 2026-07-25 · 3 obs

○ 2017-12-16 04:08:28
● 2026-07-18 19:44:04
● 2026-07-25 18:47:14

●NSsterling.ns.cloudflare.com2026-07-18 → 2026-07-25 · 3 obs

○ 2017-12-16 04:08:28
● 2026-07-18 19:44:04
● 2026-07-25 18:47:14

●MXmail.16b2.com2026-07-18 → 2026-07-25 · 3 obs

○ 2016-12-23 10:34:04
● 2026-07-18 19:44:04
● 2026-07-25 18:47:14

○MXmailstore1.secureserver.net2016-04-18 → 2016-04-18 · 3 obs

● 2016-04-18 21:00:16
○ 2016-12-23 10:34:04
○ 2026-07-25 18:47:14

○MXsmtp.secureserver.net2016-04-18 → 2016-04-18 · 3 obs

● 2016-04-18 21:00:16
○ 2016-12-23 10:34:04
○ 2026-07-25 18:47:14

●A104.21.2.872026-07-18 → 2026-07-25 · 3 obs

○ 2017-12-16 04:08:28
● 2026-07-18 19:44:04
● 2026-07-25 18:47:14

○A104.216.235.682017-12-16 → 2017-12-16 · 4 obs

○ 2016-12-23 10:34:04
● 2017-12-16 04:08:28
○ 2026-07-18 19:44:04
○ 2026-07-25 18:47:14

●A172.67.186.2402026-07-18 → 2026-07-25 · 3 obs

○ 2017-12-16 04:08:28
● 2026-07-18 19:44:04
● 2026-07-25 18:47:14

○A173.254.28.1342015-07-11 → 2016-02-02 · 4 obs

● 2015-07-11 16:28:22
● 2016-02-02 15:50:24
○ 2016-04-18 21:00:16
○ 2026-07-25 18:47:14

●A2606:4700:3030::ac43:baf02026-07-18 → 2026-07-25 · 3 obs

○ 2017-12-16 04:08:28
● 2026-07-18 19:44:04
● 2026-07-25 18:47:14

●A2606:4700:3036::6815:2572026-07-18 → 2026-07-25 · 3 obs

○ 2017-12-16 04:08:28
● 2026-07-18 19:44:04
● 2026-07-25 18:47:14

○A50.63.202.572016-04-18 → 2016-04-18 · 4 obs

○ 2016-02-02 15:50:24
● 2016-04-18 21:00:16
○ 2016-12-23 10:34:04
○ 2026-07-25 18:47:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
16b2.com	rachel.ns.cloudflare.com, sterling.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.143

NS records: rachel.ns.cloudflare.com, sterling.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 16b2.com (unsigned zone)

⏱️ Timing

Total: 139ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.186.240, 104.21.2.87`
AAAA	2	`2606:4700:3030::ac43:baf0, 2606:4700:3036::6815:257`
NS	2	`rachel.ns.cloudflare.com, sterling.ns.cloudflare.com`
MX	1	`mail.16b2.com (pri: 10)`
TXT	1	`v=spf1 include:yhnbgs.bloombrilliant.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rachel.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (rachel.ns.cloudflare.com, rachel.ns.cloudflare.com, rachel.ns.cloudflare.com...)

Analysis

Hierarchy

mail.16b2.com is a subdomain of 16b2.com.

IP Addresses

16b2.com directs to four IP numbers, which are 104.21.2.87, 172.67.186.240, 2606:4700:3030::ac43:baf0 and 2606:4700:3036::6815:257.

www.cmaparecidadoeste.sp.gov.br, ns2.fivio.com, garden.fivio.com and two other host names share IP numbers with 16b2.com.

Name Servers

16b2.com has two authoritative name servers — rachel.ns.cloudflare.com and sterling.ns.cloudflare.com.

16b2.com uses the same name servers as several other domains — among them mo0g.com, 0q2s.com, kelisy.com and two more.

The name servers of 16b2.com overlap at least partially with those of other domains — among them paris-cine.info, xygfhq60wo8-bzcf.top, postreader.net and two more.

The name servers johnny.ns.cloudflare.com, kim.ns.cloudflare.com and troy.ns.cloudflare.com are commonly seen alongside these name servers.

Hostnames that resolve to 6 IP addresses:

rachel.ns.cloudflare.com points to 108.162.192.215, 172.64.32.215, 173.245.58.215 and 3 other IP addresses.

sterling.ns.cloudflare.com points to 108.162.195.143, 162.159.44.143, 172.64.35.143 and 3 other IP addresses.

Mail Servers

Mail for 16b2.com is handled by a single mail server, mail.16b2.com.

The mail server configuration of 16b2.com is identical to that of other domains — mail.16b2.com being one example.

mail.16b2.com points to one IP number — 18.141.120.188.

16b2.com - robtex.com

16b2.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`16b2.com`

`com`