`builderbuydown.com`

DNSSEC	⚠️ Not signed
A	3.171.85.36^{🇺🇸 Amazon3.171.84.0/22}
		PTR	`server-3-171-85-36.iad89.r.cloudfront.net`
A	3.171.85.69^{🇺🇸 Amazon3.171.84.0/22}
A	3.171.85.74^{🇺🇸 Amazon3.171.84.0/22}
A	3.171.85.80^{🇺🇸 Amazon3.171.84.0/22}
NS	`ns-1411.awsdns-48.org` ⭐
		A	2600:9000:5305:8300::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1411.awsdns-48.org`
		A	205.251.197.131^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1411.awsdns-48.org`
NS	`ns-1719.awsdns-22.co.uk`
		A	2600:9000:5306:b700::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1719.awsdns-22.co.uk`
		A	205.251.198.183^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1719.awsdns-22.co.uk`
NS	`ns-184.awsdns-23.com`
		A	2600:9000:5300:b800::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-184.awsdns-23.com`
		A	205.251.192.184^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-184.awsdns-23.com`
NS	`ns-679.awsdns-20.net`
		A	2600:9000:5302:a700::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-679.awsdns-20.net`
		A	205.251.194.167^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-679.awsdns-20.net`
SOA	`ns-1411.awsdns-48.org`awsdns-hostmaster@amazon.com serial=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=1771291435

DNS History

18 records (8 active, 10 former)

●NSns-1411.awsdns-48.org2026-03-19 → 2026-03-19 · 3 obs

○ 2018-12-18 09:50:04
● 2026-03-19 10:17:22
● 2026-03-19 10:17:26

●NSns-1719.awsdns-22.co.uk2026-03-19 → 2026-03-19 · 3 obs

○ 2018-12-18 09:50:04
● 2026-03-19 10:17:22
● 2026-03-19 10:17:26

●NSns-184.awsdns-23.com2026-03-19 → 2026-03-19 · 3 obs

○ 2018-12-18 09:50:04
● 2026-03-19 10:17:22
● 2026-03-19 10:17:26

●NSns-679.awsdns-20.net2026-03-19 → 2026-03-19 · 3 obs

○ 2018-12-18 09:50:04
● 2026-03-19 10:17:22
● 2026-03-19 10:17:26

○NSpdns13.domaincontrol.com2018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

○NSpdns14.domaincontrol.com2018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

○A184.168.221.352018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

○A184.168.221.372018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

○A184.168.221.532018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

○A184.168.221.552018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

○A184.168.221.632018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

●A3.171.85.362026-03-19 → 2026-03-19 · 3 obs

○ 2018-12-18 09:50:04
● 2026-03-19 10:17:22
● 2026-03-19 10:17:26

●A3.171.85.692026-03-19 → 2026-03-19 · 3 obs

○ 2018-12-18 09:50:04
● 2026-03-19 10:17:22
● 2026-03-19 10:17:26

●A3.171.85.742026-03-19 → 2026-03-19 · 3 obs

○ 2018-12-18 09:50:04
● 2026-03-19 10:17:22
● 2026-03-19 10:17:26

●A3.171.85.802026-03-19 → 2026-03-19 · 3 obs

○ 2018-12-18 09:50:04
● 2026-03-19 10:17:22
● 2026-03-19 10:17:26

○A50.63.202.412018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

○A50.63.202.472018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

○A50.63.202.502018-12-18 → 2018-12-18 · 3 obs

● 2018-12-18 09:50:04
○ 2026-03-19 10:17:22
○ 2026-03-19 10:17:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
builderbuydown.com	ns-184.awsdns-23.com, ns-679.awsdns-20.net, ns-1719.awsdns-22.co.uk, ns-1411.awsdns-48.org	1 record

✅ Authoritative Response

Server: 205.251.198.183

NS records: ns-184.awsdns-23.com, ns-679.awsdns-20.net, ns-1719.awsdns-22.co.uk, ns-1411.awsdns-48.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for builderbuydown.com (unsigned zone)

⏱️ Timing

Total: 496ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.171.85.69, 3.171.85.74...`
NS	4	`ns-1411.awsdns-48.org, ns-1719.awsdns-22.co.uk...`
SOA	1	`ns-1411.awsdns-48.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-184.awsdns-23.com)

Analysis

IP Addresses

builderbuydown.com points to four IP numbers: 3.171.85.36, 3.171.85.69, 3.171.85.74 and 3.171.85.80.

Other host names, for instance server-3-171-85-74.iad89.r.cloudfront.net, quokkalabs.com, server-3-171-85-80.iad89.r.cloudfront.net, jmbiocare.com and d2mrt8v2axykiu.cloudfront.net share IP numbers with builderbuydown.com.

Name Servers

builderbuydown.com is delegated to four name servers: ns-184.awsdns-23.com, ns-679.awsdns-20.net, ns-1411.awsdns-48.org and ns-1719.awsdns-22.co.uk.

builderbuydown.com at least partially shares name servers with other domains, for instance hibrewco.com, d1jga04bv2ovz8.cloudfront.net, turangra.com, protomo.fi and stacxdev.com.

Host names with two IP numbers:

ns-184.awsdns-23.com points to: 2600:9000:5300:b800::1 and 205.251.192.184.

ns-679.awsdns-20.net points to: 2600:9000:5302:a700::1 and 205.251.194.167.

ns-1411.awsdns-48.org points to: 2600:9000:5305:8300::1 and 205.251.197.131.

ns-1719.awsdns-22.co.uk points to: 2600:9000:5306:b700::1 and 205.251.198.183.

builderbuydown.com - robtex.com