rnb2b.com - dns.ninja

`rnb2b.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:8e21^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:2712^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.39.18^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.33^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`margot.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26a7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margot.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`margot.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`margot.ns.cloudflare.com`
		A	108.162.194.167^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margot.ns.cloudflare.com`
		A	162.159.38.167^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margot.ns.cloudflare.com`
		A	172.64.34.167^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`margot.ns.cloudflare.com`
NS	`theo.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c190^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`theo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2190^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`theo.ns.cloudflare.com`
		A	108.162.193.144^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	172.64.33.144^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	173.245.59.144^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.39.18, 172.67.142.33
		IPv6 hints	2606:4700:3033::ac43:8e21, 2606:4700:3034::6815:2712
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=193, name=cloudflare-ech.com
SOA	`margot.ns.cloudflare.com`dns@cloudflare.com serial=2408126876

`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=1782759421

Same first word

rnb2b.com

Similar names

bn2br.com

DNS History

19 records (6 active, 13 former)

○NSf1g1ns1.dnspod.net2015-07-22 → 2017-04-03 · 4 obs

● 2015-07-22 11:15:02
● 2017-04-03 11:08:26
○ 2020-03-29 20:06:52
○ 2026-06-29 19:03:58

○NSf1g1ns2.dnspod.net2015-07-22 → 2016-09-09 · 4 obs

● 2015-07-22 11:15:02
● 2016-09-09 22:48:10
○ 2020-03-29 20:06:52
○ 2026-06-29 19:03:58

○NSjuming.dnsdun.com2020-03-29 → 2020-03-29 · 4 obs

○ 2017-04-03 11:08:26
● 2020-03-29 20:06:52
○ 2026-03-27 16:42:38
○ 2026-06-29 19:03:58

○NSjuming.dnsdun.net2020-03-29 → 2020-03-29 · 4 obs

○ 2017-04-03 11:08:26
● 2020-03-29 20:06:52
○ 2026-03-27 16:42:38
○ 2026-06-29 19:03:58

●NSmargot.ns.cloudflare.com2026-03-27 → 2026-06-29 · 3 obs

○ 2020-03-29 20:06:52
● 2026-03-27 16:42:38
● 2026-06-29 19:03:58

●NStheo.ns.cloudflare.com2026-03-27 → 2026-06-29 · 3 obs

○ 2020-03-29 20:06:52
● 2026-03-27 16:42:38
● 2026-06-29 19:03:58

●A104.21.39.182026-03-27 → 2026-06-29 · 12 obs

○ 2020-03-29 20:06:52
● 2026-03-27 16:42:38
● 2026-04-05 16:31:22
○ 2026-04-06 19:13:04
● 2026-04-24 15:58:18
● 2026-05-11 15:57:00
○ 2026-05-11 17:45:02
● 2026-05-18 08:48:38
● 2026-05-24 00:53:50
○ 2026-05-31 00:56:54
● 2026-06-24 19:01:14
● 2026-06-29 19:03:58

○A172.247.72.652016-09-09 → 2016-09-09 · 4 obs

○ 2016-03-28 14:30:30
● 2016-09-09 22:48:10
○ 2020-03-29 20:06:52
○ 2026-06-29 19:03:58

●A172.67.142.332026-03-27 → 2026-06-29 · 12 obs

○A188.114.96.02026-04-06 → 2026-05-31 · 11 obs

○ 2026-03-27 16:42:38
○ 2026-04-05 16:31:22
● 2026-04-06 19:13:04
○ 2026-04-24 15:58:18
○ 2026-05-11 15:57:00
● 2026-05-11 17:45:02
○ 2026-05-18 08:48:38
○ 2026-05-24 00:53:50
● 2026-05-31 00:56:54
○ 2026-06-24 19:01:14
○ 2026-06-29 19:03:58

○A188.114.97.02026-04-06 → 2026-05-31 · 11 obs

○A209.40.98.662020-03-29 → 2020-03-29 · 4 obs

○ 2016-09-09 22:48:10
● 2020-03-29 20:06:52
○ 2026-03-27 16:42:38
○ 2026-06-29 19:03:58

○A218.213.95.1982015-07-22 → 2016-03-28 · 4 obs

● 2015-07-22 11:15:02
● 2016-03-28 14:30:30
○ 2016-09-09 22:48:10
○ 2026-06-29 19:03:58

●A2606:4700:3033::ac43:8e212026-06-29 → 2026-06-29 · 3 obs

○ 2026-06-24 19:01:14
● 2026-06-29 19:03:56
● 2026-06-29 19:03:58

●A2606:4700:3034::6815:27122026-06-29 → 2026-06-29 · 3 obs

○ 2026-06-24 19:01:14
● 2026-06-29 19:03:56
● 2026-06-29 19:03:58

○A2606:4700:3035::ac43:8e212026-03-27 → 2026-06-24 · 13 obs

○A2606:4700:3036::6815:27122026-03-27 → 2026-06-24 · 13 obs

○A2a06:98c1:3120::2026-04-06 → 2026-05-31 · 11 obs

○A2a06:98c1:3121::2026-04-06 → 2026-05-31 · 11 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net...	-
rnb2b.com	theo.ns.cloudflare.com, margot.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.144

NS records: theo.ns.cloudflare.com, margot.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rnb2b.com (unsigned zone)

⏱️ Timing

Total: 1050ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.39.18, 172.67.142.33`
AAAA	2	`2606:4700:3034::6815:2712, 2606:4700:3033::ac43:8e21`
NS	2	`margot.ns.cloudflare.com, theo.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`margot.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rnb2b.com resolves to four IP addresses: 104.21.39.18, 172.67.142.33, 2606:4700:3033::ac43:8e21 and 2606:4700:3034::6815:2712.

pen-tel.com, lcean.com, hasxxl.com plus two other host names have IP numbers in common with rnb2b.com.

Name Servers

rnb2b.com has two authoritative name servers — margot.ns.cloudflare.com and theo.ns.cloudflare.com.

The name server configuration of rnb2b.com is shared with other domains, for instance qibuhd.com, yzlsbzcl.com, gzn365.com and two others.

rnb2b.com partially shares its NS delegation with several other domains, including malargroups.com, pophoto.com, kompetansekraftverdal.no and two others.

These name servers regularly co-occur with the name servers hal.ns.cloudflare.com, galilea.ns.cloudflare.com and gwen.ns.cloudflare.com.

Hosts with 6 IP addresses each:

margot.ns.cloudflare.com points to 108.162.194.167, 162.159.38.167, 172.64.34.167 and 3 other IP addresses.

theo.ns.cloudflare.com points to 108.162.193.144, 172.64.33.144, 173.245.59.144 and 3 other IP addresses.