🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`algorithm.br.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:5797^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:901d^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.151^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.29^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`felipe.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c74^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`felipe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c374^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`felipe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2374^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`felipe.ns.cloudflare.com`
		A	108.162.195.116^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`felipe.ns.cloudflare.com`
		A	162.159.44.116^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`felipe.ns.cloudflare.com`
		A	172.64.35.116^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`felipe.ns.cloudflare.com`
NS	`naya.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naya.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`naya.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`naya.ns.cloudflare.com`
		A	108.162.194.242^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naya.ns.cloudflare.com`
		A	162.159.38.242^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naya.ns.cloudflare.com`
		A	172.64.34.242^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naya.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.151, 172.67.144.29
		IPv6 hints	2606:4700:3032::6815:5797, 2606:4700:3032::ac43:901d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=51, name=cloudflare-ech.com
SOA	`felipe.ns.cloudflare.com`dns@cloudflare.com serial=2418899695

`br.com`

	DNSSEC	🔒 Signed (DS record present)
	A	54.153.56.183^{🇺🇸 Amazon54.153.0.0/17 EC2 SFO prefix}
	NS	`ns0.centralnic.net` ⭐
	NS	`ns1.centralnic.net`
	NS	`ns2.centralnic.net`
	NS	`ns3.centralnic.net`
	NS	`ns4.centralnic.net`
	TXT	`v=spf1 -all`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=3000552131

rank #1820 globally
rank #959 in the tld
📈 Tranco rank: #5,987

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Similar names

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DNS History

12 records (6 active, 6 former)

●NSfelipe.ns.cloudflare.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 09:47:20
● 2026-11-05 05:37:30

●NSnaya.ns.cloudflare.com2026-10-25 → 2026-11-05 · 2 obs

● 2026-10-25 09:47:20
● 2026-11-05 05:37:30

●A104.21.87.1512026-10-27 → 2026-11-05 · 3 obs

○ 2026-10-26 22:20:04
● 2026-10-27 23:38:34
● 2026-11-05 05:37:30

●A172.67.144.292026-10-27 → 2026-11-05 · 3 obs

○ 2026-10-26 22:20:04
● 2026-10-27 23:38:34
● 2026-11-05 05:37:30

○A188.114.96.42026-10-25 → 2026-10-25 · 3 obs

● 2026-10-25 09:47:20
○ 2026-10-27 23:38:34
○ 2026-11-05 05:37:30

○A188.114.97.42026-10-25 → 2026-10-25 · 3 obs

● 2026-10-25 09:47:20
○ 2026-10-27 23:38:34
○ 2026-11-05 05:37:30

●A2606:4700:3032::6815:57972026-10-27 → 2026-11-05 · 3 obs

○ 2026-10-26 22:20:04
● 2026-10-27 23:38:34
● 2026-11-05 05:37:30

●A2606:4700:3032::ac43:901d2026-10-27 → 2026-11-05 · 3 obs

○ 2026-10-26 22:20:04
● 2026-10-27 23:38:34
● 2026-11-05 05:37:30

○A2a06:98c1:3120::2026-10-26 → 2026-10-26 · 4 obs

○ 2026-10-25 09:47:20
● 2026-10-26 22:20:04
○ 2026-10-27 23:38:34
○ 2026-11-05 05:37:30

○A2a06:98c1:3120::42026-10-25 → 2026-10-25 · 3 obs

● 2026-10-25 09:47:20
○ 2026-10-26 22:20:04
○ 2026-11-05 05:37:30

○A2a06:98c1:3121::2026-10-26 → 2026-10-26 · 4 obs

○ 2026-10-25 09:47:20
● 2026-10-26 22:20:04
○ 2026-10-27 23:38:34
○ 2026-11-05 05:37:30

○A2a06:98c1:3121::42026-10-25 → 2026-10-25 · 3 obs

● 2026-10-25 09:47:20
○ 2026-10-26 22:20:04
○ 2026-11-05 05:37:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...	-
br.com	ns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net, ns4.centralnic.net	-
algorithm.br.com	naya.ns.cloudflare.com, felipe.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.116

NS records: naya.ns.cloudflare.com, felipe.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for algorithm.br.com (unsigned zone)

⏱️ Timing

Total: 3049ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.87.151, 172.67.144.29`
AAAA	2	`2606:4700:3032::ac43:901d, 2606:4700:3032::6815:5797`
NS	2	`felipe.ns.cloudflare.com, naya.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`felipe.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

algorithm.br.com points to the four IP addresses 104.21.87.151, 172.67.144.29, 2606:4700:3032::6815:5797 and 2606:4700:3032::ac43:901d.

holmancontractors.com, (0x736578)m77.top, xj0m0ib.cn and two other host names share IP numbers with algorithm.br.com.

Name Servers

The NS records for algorithm.br.com delegate to felipe.ns.cloudflare.com and naya.ns.cloudflare.com.

algorithm.br.com uses the same name servers as several other domains — among them 6m88.com.co, gobiryan.co.in, lv88.me.uk and two more.

There is at least partial name server overlap between algorithm.br.com and other domains — caff-air.com, marienstift-schweinfurt.de, boomerangradio.com and two more among them.

These name servers regularly appear alongside carrera.ns.cloudflare.com, kara.ns.cloudflare.com, aiden.ns.cloudflare.com and 3 other name servers in NS record sets.

Hostnames that resolve to 6 IP addresses:

felipe.ns.cloudflare.com maps to 108.162.195.116, 162.159.44.116, 172.64.35.116 and 3 additional IP addresses.

naya.ns.cloudflare.com maps to 108.162.194.242, 162.159.38.242, 172.64.34.242 and 3 additional IP addresses.

algorithm.br.com - dns.ninja

algorithm.br.com

br.com

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`algorithm.br.com`

`br.com`