`rr88.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:c58^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:83f6^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.12.88^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.246^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sloan.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2634^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sloan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c234^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sloan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2234^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sloan.ns.cloudflare.com`
		A	108.162.194.52^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sloan.ns.cloudflare.com`
		A	162.159.38.52^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sloan.ns.cloudflare.com`
		A	172.64.34.52^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sloan.ns.cloudflare.com`
NS	`trey.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trey.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`trey.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`trey.ns.cloudflare.com`
		A	108.162.193.242^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trey.ns.cloudflare.com`
		A	172.64.33.242^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trey.ns.cloudflare.com`
		A	173.245.59.242^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trey.ns.cloudflare.com`
TXT	`google-site-verification=wpi5jjyLg-etScPQiEpnJTX1pMxWKRTrEofqrD3uVYA`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.12.88, 172.67.131.246
		IPv6 hints	2606:4700:3031::6815:c58, 2606:4700:3035::ac43:83f6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com
SOA	`sloan.ns.cloudflare.com`dns@cloudflare.com serial=2401928525

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

rank #404031 globally
rank #330 in the tld
🔒 HSTS Preload (+subdomains)

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Similar names

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DNS History

8 records (6 active, 2 former)

●NSsloan.ns.cloudflare.com2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 18:01:34
● 2026-04-23 19:31:24

●NStrey.ns.cloudflare.com2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 18:01:34
● 2026-04-23 19:31:24

●A104.21.12.882026-02-15 → 2026-04-23 · 5 obs

● 2026-02-15 18:01:34
● 2026-02-27 16:16:34
○ 2026-02-27 17:34:08
● 2026-03-15 17:49:18
● 2026-04-23 19:31:24

○A172.64.80.12026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-27 16:16:34
● 2026-02-27 17:34:08
○ 2026-03-15 17:49:18
○ 2026-04-23 19:31:24

●A172.67.131.2462026-02-15 → 2026-04-23 · 5 obs

● 2026-02-15 18:01:34
● 2026-02-27 16:16:34
○ 2026-02-27 17:34:08
● 2026-03-15 17:49:18
● 2026-04-23 19:31:24

○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-20 → 2026-02-20 · 5 obs

○ 2026-02-16 04:11:18
● 2026-02-20 03:58:18
● 2026-02-20 18:47:32
○ 2026-02-27 03:51:56
○ 2026-04-23 19:31:24

●A2606:4700:3031::6815:c582026-02-15 → 2026-04-23 · 6 obs

● 2026-02-15 18:01:34
● 2026-02-16 04:11:18
○ 2026-02-20 03:58:18
○ 2026-02-20 18:47:32
● 2026-02-27 03:51:56
● 2026-04-23 19:31:24

●A2606:4700:3035::ac43:83f62026-02-15 → 2026-04-23 · 6 obs

● 2026-02-15 18:01:34
● 2026-02-16 04:11:18
○ 2026-02-20 03:58:18
○ 2026-02-20 18:47:32
● 2026-02-27 03:51:56
● 2026-04-23 19:31:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
rr88.dev	sloan.ns.cloudflare.com, trey.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.242

NS records: sloan.ns.cloudflare.com, trey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rr88.dev (unsigned zone)

⏱️ Timing

Total: 704ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.131.246, 104.21.12.88`
AAAA	2	`2606:4700:3031::6815:c58, 2606:4700:3035::ac43:83f6`
NS	2	`sloan.ns.cloudflare.com, trey.ns.cloudflare.com`
TXT	1	`google-site-verification=wpi5jjyLg-etScP`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sloan.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

rr88.dev resolves to four IP numbers: 2606:4700:3031::6815:c58, 2606:4700:3035::ac43:83f6, 104.21.12.88 and 172.67.131.246.

other host names for instance planorganizator.com, cz100.net, 8169b22a0bf8.startools.org, cleverfleet.com and confirmasolicitacao.com share IP numbers with rr88.dev.

Name Servers

rr88.dev is delegated to two name servers: sloan.ns.cloudflare.com and trey.ns.cloudflare.com.

rr88.dev shares the same name server setup as other domains, for example xx88csn1.com, xx88.boston, mm88.reisen, kjc.credit and rr88vn.top.

rr88.dev at least partially shares name servers with other domains, for instance tekko.com.cn, youlian0924.com, havakuk.com, mrcomer.space and thisisfever.co.uk.

These name servers are commonly used with cris.ns.cloudflare.com, alaric.ns.cloudflare.com, alexia.ns.cloudflare.com and major.ns.cloudflare.com.

Host names with six IP numbers:

sloan.ns.cloudflare.com points to: 2606:4700:50::a29f:2634, 2803:f800:50::6ca2:c234, 2a06:98c1:50::ac40:2234, 108.162.194.52, 162.159.38.52 and 172.64.34.52; trey.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf2, 2803:f800:50::6ca2:c1f2, 2a06:98c1:50::ac40:21f2, 108.162.193.242, 172.64.33.242 and 173.245.59.242.

rr88.dev - robtex.com

rr88.dev

dev