blockfend.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`blockfend.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:39b4^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:a546^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.180^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.165.70^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amir.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amir.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amir.ns.cloudflare.com`
		A	108.162.193.62^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	172.64.33.62^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	173.245.59.62^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
NS	`courtney.ns.cloudflare.com`
		A	2606:4700:50::a29f:2682^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`courtney.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c282^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`courtney.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2282^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`courtney.ns.cloudflare.com`
		A	108.162.194.130^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`courtney.ns.cloudflare.com`
		A	162.159.38.130^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`courtney.ns.cloudflare.com`
		A	172.64.34.130^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`courtney.ns.cloudflare.com`
MX	`mx1.improvmx.com` ⭐
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.37.195.136^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`⁽²⁰⁾
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.36.107.63^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
TXT	`keybase-site-verification=3gPhyUXwAbaNH5Bgs4rl2QgboltnDAUcNoDECFODydI`
TXT	`v=spf1 include:spf.improvmx.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.180, 172.67.165.70
		IPv6 hints	2606:4700:3035::6815:39b4, 2606:4700:3035::ac43:a546
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=33, name=cloudflare-ech.com
SOA	`amir.ns.cloudflare.com`dns@cloudflare.com serial=2411728035

`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=1786974279

Same first word

blockfend.com

DNS History

10 records (8 active, 2 former)

●NSamir.ns.cloudflare.com2026-02-18 → 2026-08-17 · 2 obs

● 2026-02-18 22:45:12
● 2026-08-17 14:00:36

●NScourtney.ns.cloudflare.com2026-02-18 → 2026-08-17 · 2 obs

● 2026-02-18 22:45:12
● 2026-08-17 14:00:36

●MXmx1.improvmx.com2026-02-18 → 2026-08-17 · 2 obs

● 2026-02-18 22:45:12
● 2026-08-17 14:00:36

●MXmx2.improvmx.com2026-02-18 → 2026-08-17 · 2 obs

● 2026-02-18 22:45:12
● 2026-08-17 14:00:36

●A104.21.57.1802026-02-18 → 2026-08-17 · 2 obs

● 2026-02-18 22:45:12
● 2026-08-17 14:00:36

●A172.67.165.702026-02-18 → 2026-08-17 · 2 obs

● 2026-02-18 22:45:12
● 2026-08-17 14:00:36

○A2606:4700:3030::ac43:a5462026-02-18 → 2026-06-15 · 4 obs

● 2026-02-18 22:45:12
● 2026-06-15 21:24:12
○ 2026-07-14 10:06:38
○ 2026-08-17 14:00:36

○A2606:4700:3034::6815:39b42026-02-18 → 2026-06-15 · 4 obs

● 2026-02-18 22:45:12
● 2026-06-15 21:24:12
○ 2026-07-14 10:06:38
○ 2026-08-17 14:00:36

●A2606:4700:3035::6815:39b42026-07-14 → 2026-08-17 · 3 obs

○ 2026-06-15 21:24:12
● 2026-07-14 10:06:38
● 2026-08-17 14:00:36

●A2606:4700:3035::ac43:a5462026-07-14 → 2026-08-17 · 3 obs

○ 2026-06-15 21:24:12
● 2026-07-14 10:06:38
● 2026-08-17 14:00:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
blockfend.com	amir.ns.cloudflare.com, courtney.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.130

NS records: amir.ns.cloudflare.com, courtney.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blockfend.com (unsigned zone)

⏱️ Timing

Total: 201ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.57.180, 172.67.165.70`
AAAA	2	`2606:4700:3035::6815:39b4, 2606:4700:3035::ac43:a546`
NS	2	`amir.ns.cloudflare.com, courtney.ns.cloudflare.com`
MX	2	`mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)`
TXT	2	`keybase-site-verification=3gPhyUXwAbaNH5, v=spf1 include:spf.improvmx.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amir.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

blockfend.com points to the four IP addresses 104.21.57.180, 172.67.165.70, 2606:4700:3035::6815:39b4 and 2606:4700:3035::ac43:a546.

rinodarios.sbs, itrad.ie, sihongxian.heiliaoshe.cloud plus two other host names have IP numbers in common with blockfend.com.

Name Servers

blockfend.com is delegated to two name servers: amir.ns.cloudflare.com and courtney.ns.cloudflare.com.

The name server configuration of blockfend.com is shared with other domains, for instance bitcomma.com, quickplane.com, tejebzqodq.ink and two others.

The name servers of blockfend.com overlap at least partially with those of other domains — among them whitandalex.com, guiadebets.com, hajdamowicz.info and two more.

These name servers commonly appear in combination with the name servers peyton.ns.cloudflare.com.

Hosts with 6 IP addresses each:

amir.ns.cloudflare.com resolves to 108.162.193.62, 172.64.33.62, 173.245.59.62 and 3 other IP addresses.

courtney.ns.cloudflare.com resolves to 108.162.194.130, 162.159.38.130, 172.64.34.130 and 3 other IP addresses.

Mail Servers

blockfend.com uses two mail servers, mx1.improvmx.com and mx2.improvmx.com.

The mail server setup of blockfend.com matches that of other domains such as rllrs.com, picharge.com, janetmariestudios.com and two others.

blockfend.com has mail servers in common with other domains — crosskeysfoundation.org being one example.

Hosts with 6 IP addresses each:

mx1.improvmx.com resolves to 13.37.195.136, 15.236.236.160, 35.181.18.45 and 3 other IP addresses.

mx2.improvmx.com resolves to 13.36.107.63, 13.36.222.39, 15.236.61.92 and 3 other IP addresses.