🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`blockdn.com`

DNSSEC	⚠️ Not signed
NS	`ns1.namebrightdns.com` ⭐ ⚠️ Not in parent delegation
		A	2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`expired1.namebrightdns.com` ⚠️ Not in zone NS records
		A	2600:1f18:683a:ae1a:b0bf:3f0f:12cd:e9b5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:6b8f:5596:d13b:8589^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	34.230.1.78^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-230-1-78.compute-1.amazonaws.com`
NS	`expired2.namebrightdns.com` ⚠️ Not in zone NS records
		A	184.73.13.244^{🇺🇸 Amazon184.73.0.0/16 IAD prefix}
			PTR	`ec2-184-73-13-244.compute-1.amazonaws.com`
NS	`ns2.namebrightdns.com` ⚠️ Not in parent delegation
		A	2600:1f18:683a:ae1a:d98d:77d0:4351:e98f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:8b8e:2173:9d62:5394^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:96f8:d2c8:7f34:9449^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	35.175.192.103^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
			PTR	`ec2-35-175-192-103.compute-1.amazonaws.com`
		A	54.163.9.173^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-163-9-173.compute-1.amazonaws.com`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-22 #1

`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=1787409579

Same first word

blockdn.com

Similar names

dnblock.com

Previous names

Next names

DNS History

9 records (4 active, 5 former)

●NSexpired1.namebrightdns.com2026-08-17 → 2026-08-22 · 3 obs

○ 2018-09-21 05:33:58
● 2026-08-17 22:01:56
● 2026-08-22 15:02:28

●NSexpired2.namebrightdns.com2026-08-17 → 2026-08-22 · 3 obs

○ 2018-09-21 05:33:58
● 2026-08-17 22:01:56
● 2026-08-22 15:02:28

○NSns1.dynadot.com2018-09-21 → 2018-09-21 · 3 obs

● 2018-09-21 05:33:58
○ 2026-08-17 22:01:56
○ 2026-08-22 15:02:28

●NSns1.namebrightdns.com2026-08-17 → 2026-08-22 · 3 obs

○ 2018-09-21 05:33:58
● 2026-08-17 22:01:56
● 2026-08-22 15:02:28

○NSns2.dynadot.com2018-09-21 → 2018-09-21 · 3 obs

● 2018-09-21 05:33:58
○ 2026-08-17 22:01:56
○ 2026-08-22 15:02:28

●NSns2.namebrightdns.com2026-08-17 → 2026-08-22 · 3 obs

○ 2018-09-21 05:33:58
● 2026-08-17 22:01:56
● 2026-08-22 15:02:28

○A34.202.122.772018-09-21 → 2018-09-21 · 3 obs

● 2018-09-21 05:33:58
○ 2026-08-17 22:01:56
○ 2026-08-22 15:02:28

○A35.169.225.2482018-09-21 → 2018-09-21 · 3 obs

● 2018-09-21 05:33:58
○ 2026-08-17 22:01:56
○ 2026-08-22 15:02:28

○A52.0.7.302018-09-21 → 2018-09-21 · 3 obs

● 2018-09-21 05:33:58
○ 2026-08-17 22:01:56
○ 2026-08-22 15:02:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
blockdn.com	expired1.namebrightdns.com, expired2.namebrightdns.com	4 records

✅ Authoritative Response

Server:184.73.13.244

NS records: expired1.namebrightdns.com, expired2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blockdn.com (unsigned zone)

⏱️ Timing

Total: 213ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.namebrightdns.com, ns2.namebrightdns.com`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (expired1.namebrightdns.com, expired1.namebrightdns.com, expired1.namebrightdns.com...)

Analysis

Name Servers

The authoritative name servers for blockdn.com are expired1.namebrightdns.com, expired2.namebrightdns.com, ns1.namebrightdns.com and ns2.namebrightdns.com.

The name servers of blockdn.com overlap at least partially with those of other domains — among them iboapps.com, canakkalevinc.com, cossettini.com and two more.

These name servers commonly co-occur with the name servers nsg1.namebrightdns.com, nsg2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Hostnames pointing to five IP numbers:

ns2.namebrightdns.com resolves to four IP addresses: 35.175.192.103, 54.163.9.173, 2600:1f18:683a:ae1a:d98d:77d0:4351:e98f and two others.

Hostnames that resolve to three IP addresses:

expired1.namebrightdns.com has IP addresses 34.230.1.78, 2600:1f18:683a:ae1a:b0bf:3f0f:12cd:e9b5 and 2600:1f18:683a:ae1b:6b8f:5596:d13b:8589.

ns1.namebrightdns.com has IP addresses 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.

Hosts with just one IP address:

expired2.namebrightdns.com directs to 184.73.13.244.