topkoder.com - dns.ninja

`topkoder.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		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	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4f4e:999e:923d:5c17^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9b5a:7d38:2d23:6714^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:53a5:7e50:1f55:7b6f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c77b:8621:67b5:65^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.81.83.148^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-81-83-148.compute-1.amazonaws.com`
		A	54.152.124.255^{🇺🇸 Amazon54.152.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-152-124-255.compute-1.amazonaws.com`
		A	54.211.183.184^{🇺🇸 Amazon54.211.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-211-183-184.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:1ff8:84b4:19de:5ca6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:8e29:87d8:f97c:1291^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.221.37.2^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-37-2.compute-1.amazonaws.com`
		A	54.235.53.129^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-235-53-129.compute-1.amazonaws.com`
		A	100.27.188.59^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-27-188-59.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-11 #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=1786434469

Same first word

topkoder.com

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dotpoker.com

ketodrop.com

prodetok.ru

topdekor.pl

prodetok.by

prodetok.com

pokerdot.com

dtopoker.com

prodotek.net

dekporto.blogspot.de

DNS History

12 records (7 active, 5 former)

●NSns1.namebrightdns.com2026-04-05 → 2026-08-11 · 3 obs

○ 2017-04-01 16:42:50
● 2026-04-05 17:47:16
● 2026-08-11 07:57:40

●NSnsg1.namebrightdns.com2026-04-05 → 2026-08-11 · 3 obs

○ 2017-04-01 16:42:50
● 2026-04-05 17:47:16
● 2026-08-11 07:57:40

●NSnsg2.namebrightdns.com2026-04-05 → 2026-08-11 · 3 obs

○ 2017-04-01 16:42:50
● 2026-04-05 17:47:16
● 2026-08-11 07:57:40

○NSpdns03.domaincontrol.com2015-07-05 → 2017-04-01 · 4 obs

● 2015-07-05 16:40:18
● 2017-04-01 16:42:50
○ 2026-04-05 17:47:16
○ 2026-08-11 07:57:40

○NSpdns04.domaincontrol.com2015-07-05 → 2017-04-01 · 4 obs

● 2015-07-05 16:40:18
● 2017-04-01 16:42:50
○ 2026-04-05 17:47:16
○ 2026-08-11 07:57:40

○MXmailstore1.secureserver.net2015-07-05 → 2017-04-01 · 4 obs

● 2015-07-05 16:40:18
● 2017-04-01 16:42:50
○ 2026-04-05 17:47:16
○ 2026-08-11 07:57:40

○MXsmtp.secureserver.net2015-07-05 → 2017-04-01 · 4 obs

● 2015-07-05 16:40:18
● 2017-04-01 16:42:50
○ 2026-04-05 17:47:16
○ 2026-08-11 07:57:40

●A13.223.25.842026-04-05 → 2026-08-11 · 3 obs

○ 2017-04-01 16:42:50
● 2026-04-05 17:47:16
● 2026-08-11 07:57:40

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-04-05 → 2026-08-11 · 3 obs

○ 2017-04-01 16:42:50
● 2026-04-05 17:47:16
● 2026-08-11 07:57:40

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-04-05 → 2026-08-11 · 3 obs

○ 2017-04-01 16:42:50
● 2026-04-05 17:47:16
● 2026-08-11 07:57:40

●A54.243.117.1972026-04-05 → 2026-08-11 · 3 obs

○ 2017-04-01 16:42:50
● 2026-04-05 17:47:16
● 2026-08-11 07:57:40

○A64.202.189.1702015-07-05 → 2017-04-01 · 4 obs

● 2015-07-05 16:40:18
● 2017-04-01 16:42:50
○ 2026-04-05 17:47:16
○ 2026-08-11 07:57:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
topkoder.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	16 records

✅ Authoritative Response

Server:100.27.188.59

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for topkoder.com (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 16

Out-of-bailiwick: 16 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

topkoder.com has four IP addresses: 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

abptrade.com, ereverson.com, www.brokersreviews.com plus two other host names have IP numbers in common with topkoder.com.

Name Servers

DNS for topkoder.com is handled by three authoritative name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

topkoder.com shares at least some of its name servers with other domains, including rockinrealestate.com, turner360.com, retirebefore30.com and two others.

These name servers are frequently paired with the name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com.

Hosts with 7 IP addresses each:

nsg1.namebrightdns.com has IP addresses 3.81.83.148, 54.152.124.255 and 54.211.183.184, plus 4 other.

Hosts with five IP addresses:

nsg2.namebrightdns.com has IP addresses 54.221.37.2, 54.235.53.129 and 100.27.188.59 along with two other addresses.

Host names carrying three IP numbers:

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