`rbtchk55.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:dddc^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:3b5b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.59.91^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.221.220^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chuck.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b56^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chuck.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c156^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chuck.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2156^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chuck.ns.cloudflare.com`
		A	108.162.193.86^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chuck.ns.cloudflare.com`
		A	172.64.33.86^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chuck.ns.cloudflare.com`
		A	173.245.59.86^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chuck.ns.cloudflare.com`
NS	`ingrid.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ingrid.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ingrid.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ingrid.ns.cloudflare.com`
		A	108.162.192.165^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ingrid.ns.cloudflare.com`
		A	172.64.32.165^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ingrid.ns.cloudflare.com`
		A	173.245.58.165^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ingrid.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.59.91, 172.67.221.220
		IPv6 hints	2606:4700:3035::ac43:dddc, 2606:4700:3036::6815:3b5b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=191, name=cloudflare-ech.com
SOA	`chuck.ns.cloudflare.com`dns@cloudflare.com serial=2405919891

`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=1783228831

Same first word

rbtchk55.com

DNS History

12 records (6 active, 6 former)

●NSchuck.ns.cloudflare.com2026-06-05 → 2026-07-05 · 2 obs

● 2026-06-05 07:55:54
● 2026-07-05 05:34:16

●NSingrid.ns.cloudflare.com2026-06-05 → 2026-07-05 · 2 obs

● 2026-06-05 07:55:54
● 2026-07-05 05:34:16

●A104.21.59.912026-06-05 → 2026-07-05 · 5 obs

● 2026-06-05 07:55:54
● 2026-06-11 01:59:52
○ 2026-06-14 21:49:36
● 2026-06-15 10:30:32
● 2026-07-05 05:34:16

●A172.67.221.2202026-06-05 → 2026-07-05 · 5 obs

● 2026-06-05 07:55:54
● 2026-06-11 01:59:52
○ 2026-06-14 21:49:36
● 2026-06-15 10:30:32
● 2026-07-05 05:34:16

○A188.114.96.02026-06-14 → 2026-06-14 · 4 obs

○ 2026-06-11 01:59:52
● 2026-06-14 21:49:36
○ 2026-06-15 10:30:32
○ 2026-07-05 05:34:16

○A188.114.97.02026-06-14 → 2026-06-14 · 4 obs

○ 2026-06-11 01:59:52
● 2026-06-14 21:49:36
○ 2026-06-15 10:30:32
○ 2026-07-05 05:34:16

○A2606:4700:3033::ac43:dddc2026-06-05 → 2026-06-15 · 5 obs

● 2026-06-05 07:55:54
● 2026-06-11 01:59:52
○ 2026-06-14 21:49:36
● 2026-06-15 10:30:32
○ 2026-07-05 05:34:16

○A2606:4700:3035::6815:3b5b2026-06-05 → 2026-06-15 · 5 obs

● 2026-06-05 07:55:54
● 2026-06-11 01:59:52
○ 2026-06-14 21:49:36
● 2026-06-15 10:30:32
○ 2026-07-05 05:34:16

●A2606:4700:3035::ac43:dddc2026-07-05 → 2026-07-05 · 2 obs

○ 2026-06-15 10:30:32
● 2026-07-05 05:34:16

●A2606:4700:3036::6815:3b5b2026-07-05 → 2026-07-05 · 2 obs

○ 2026-06-15 10:30:32
● 2026-07-05 05:34:16

○A2a06:98c1:3120::2026-06-14 → 2026-06-14 · 4 obs

○ 2026-06-11 01:59:52
● 2026-06-14 21:49:36
○ 2026-06-15 10:30:32
○ 2026-07-05 05:34:16

○A2a06:98c1:3121::2026-06-14 → 2026-06-14 · 4 obs

○ 2026-06-11 01:59:52
● 2026-06-14 21:49:36
○ 2026-06-15 10:30:32
○ 2026-07-05 05:34:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rbtchk55.com	chuck.ns.cloudflare.com, ingrid.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.86

NS records: chuck.ns.cloudflare.com, ingrid.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rbtchk55.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.221.220, 104.21.59.91`
AAAA	2	`2606:4700:3035::ac43:dddc, 2606:4700:3036::6815:3b5b`
NS	2	`chuck.ns.cloudflare.com, ingrid.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chuck.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rbtchk55.com has four IP addresses: 104.21.59.91, 172.67.221.220, 2606:4700:3035::ac43:dddc and 2606:4700:3036::6815:3b5b.

nestmty.com.mx, polido.vn, cncps.org plus two other host names have IP numbers in common with rbtchk55.com.

Name Servers

rbtchk55.com is served by two delegated name servers, chuck.ns.cloudflare.com and ingrid.ns.cloudflare.com.

The name server configuration of rbtchk55.com is shared with other domains, for instance biodiversitynepal.com, bflldaospmz.buzz, aardwolf.cloud and two others.

rbtchk55.com shares at least some of its name servers with other domains, including mykammar-law.com, berdichev.biz, asileri.com and two others.

These name servers are frequently seen alongside the name servers nile.ns.cloudflare.com.

Hosts with 6 IP addresses each:

chuck.ns.cloudflare.com carries IP addresses 108.162.193.86, 172.64.33.86 and 173.245.59.86, with 3 other addresses beyond those.

ingrid.ns.cloudflare.com carries IP addresses 108.162.192.165, 172.64.32.165 and 173.245.58.165, with 3 other addresses beyond those.

rbtchk55.com - robtex.com

rbtchk55.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

`rbtchk55.com`

`com`