`first-block-it.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5e58^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:dd94^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.94.88^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.221.148^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`becky.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a49^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`becky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c049^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`becky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2049^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`becky.ns.cloudflare.com`
		A	108.162.192.73^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`becky.ns.cloudflare.com`
		A	172.64.32.73^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`becky.ns.cloudflare.com`
		A	173.245.58.73^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`becky.ns.cloudflare.com`
NS	`rory.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ca6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rory.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rory.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rory.ns.cloudflare.com`
		A	108.162.195.166^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rory.ns.cloudflare.com`
		A	162.159.44.166^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rory.ns.cloudflare.com`
		A	172.64.35.166^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rory.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.94.88, 172.67.221.148
		IPv6 hints	2606:4700:3033::6815:5e58, 2606:4700:3037::ac43:dd94
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=20, name=cloudflare-ech.com
SOA	`becky.ns.cloudflare.com`dns@cloudflare.com serial=2400627517

`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=1778900256

Same first word

first-block-it.com

DNS History

10 records (6 active, 4 former)

●NSbecky.ns.cloudflare.com2026-04-14 → 2026-05-16 · 2 obs

● 2026-04-14 04:02:32
● 2026-05-16 02:58:18

●NSrory.ns.cloudflare.com2026-04-14 → 2026-05-16 · 2 obs

● 2026-04-14 04:02:32
● 2026-05-16 02:58:18

●A104.21.94.882026-04-14 → 2026-05-16 · 8 obs

● 2026-04-14 04:02:32
○ 2026-04-23 20:31:22
● 2026-04-24 15:53:36
● 2026-04-29 10:10:52
○ 2026-05-09 09:52:10
○ 2026-05-14 07:44:12
● 2026-05-16 02:58:16
● 2026-05-16 02:58:18

●A172.67.221.1482026-04-14 → 2026-05-16 · 8 obs

● 2026-04-14 04:02:32
○ 2026-04-23 20:31:22
● 2026-04-24 15:53:36
● 2026-04-29 10:10:52
○ 2026-05-09 09:52:10
○ 2026-05-14 07:44:12
● 2026-05-16 02:58:16
● 2026-05-16 02:58:18

○A188.114.96.02026-04-23 → 2026-05-14 · 8 obs

○ 2026-04-14 04:02:32
● 2026-04-23 20:31:22
○ 2026-04-24 15:53:36
○ 2026-04-29 10:10:52
● 2026-05-09 09:52:10
● 2026-05-14 07:44:12
○ 2026-05-16 02:58:16
○ 2026-05-16 02:58:18

○A188.114.97.02026-04-23 → 2026-05-14 · 8 obs

○ 2026-04-14 04:02:32
● 2026-04-23 20:31:22
○ 2026-04-24 15:53:36
○ 2026-04-29 10:10:52
● 2026-05-09 09:52:10
● 2026-05-14 07:44:12
○ 2026-05-16 02:58:16
○ 2026-05-16 02:58:18

●A2606:4700:3033::6815:5e582026-04-14 → 2026-05-16 · 8 obs

● 2026-04-14 04:02:32
○ 2026-04-23 20:31:22
● 2026-04-24 15:53:36
● 2026-04-29 10:10:52
○ 2026-05-09 09:52:10
○ 2026-05-14 07:44:12
● 2026-05-16 02:58:16
● 2026-05-16 02:58:18

●A2606:4700:3037::ac43:dd942026-04-14 → 2026-05-16 · 8 obs

● 2026-04-14 04:02:32
○ 2026-04-23 20:31:22
● 2026-04-24 15:53:36
● 2026-04-29 10:10:52
○ 2026-05-09 09:52:10
○ 2026-05-14 07:44:12
● 2026-05-16 02:58:16
● 2026-05-16 02:58:18

○A2a06:98c1:3120::2026-04-23 → 2026-05-14 · 8 obs

○ 2026-04-14 04:02:32
● 2026-04-23 20:31:22
○ 2026-04-24 15:53:36
○ 2026-04-29 10:10:52
● 2026-05-09 09:52:10
● 2026-05-14 07:44:12
○ 2026-05-16 02:58:16
○ 2026-05-16 02:58:18

○A2a06:98c1:3121::2026-04-23 → 2026-05-14 · 8 obs

○ 2026-04-14 04:02:32
● 2026-04-23 20:31:22
○ 2026-04-24 15:53:36
○ 2026-04-29 10:10:52
● 2026-05-09 09:52:10
● 2026-05-14 07:44:12
○ 2026-05-16 02:58:16
○ 2026-05-16 02:58:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net...	-
first-block-it.com	becky.ns.cloudflare.com, rory.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.35.166

NS records: becky.ns.cloudflare.com, rory.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for first-block-it.com (unsigned zone)

⏱️ Timing

Total: 535ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.221.148, 104.21.94.88`
AAAA	2	`2606:4700:3033::6815:5e58, 2606:4700:3037::ac43:dd94`
NS	2	`becky.ns.cloudflare.com, rory.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`becky.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by first-block-it.com: 2606:4700:3033::6815:5e58, 2606:4700:3037::ac43:dd94, 104.21.94.88 and 172.67.221.148.

other host names including aspdotnet-pools.com, ihd.global, hw9.pw, hyscaixutgyck.online and twice.com.ua share IP numbers with first-block-it.com.

Name Servers

first-block-it.com is delegated to two name servers becky.ns.cloudflare.com and rory.ns.cloudflare.com.

first-block-it.com shares the same name server setup as other domains, for instance 052038d88c043a97b6553d251b97a677.com, guardiansforanimals.org, componix.in, adcxcv.com and bigemakademi.com.

first-block-it.com at least partially shares name servers with other domains, for instance bisa.hr, teiegwbtap.wiki, su7.pw, giga.tel and cwsd.com.

these name servers are often used together with trace.ns.cloudflare.com, moura.ns.cloudflare.com, dale.ns.cloudflare.com and conrad.ns.cloudflare.com.

Host names with six IP numbers:

Host name becky.ns.cloudflare.com points to: 2606:4700:50::adf5:3a49, 2803:f800:50::6ca2:c049, 2a06:98c1:50::ac40:2049, 108.162.192.73, 172.64.32.73 and 173.245.58.73.

Host name rory.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca6, 2803:f800:50::6ca2:c3a6, 2a06:98c1:50::ac40:23a6, 108.162.195.166, 162.159.44.166 and 172.64.35.166.

first-block-it.com - robtex.com