buildcert.com - dns.ninja

`buildcert.com`

DNSSEC	⚠️ Not signed
A	13.248.160.137^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`aa089eb6179d1ae2b.awsglobalaccelerator.com`
A	76.223.34.124^{🇺🇸 Amazon76.223.32.0/20}
NS	`ns-86.awsdns-10.com` ⭐
		A	2600:9000:5300:5600::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-86.awsdns-10.com`
		A	205.251.192.86^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-86.awsdns-10.com`
NS	`ns-1386.awsdns-45.org`
		A	2600:9000:5305:6a00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1386.awsdns-45.org`
		A	205.251.197.106^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1386.awsdns-45.org`
NS	`ns-1603.awsdns-08.co.uk`
		A	2600:9000:5306:4300::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1603.awsdns-08.co.uk`
		A	205.251.198.67^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1603.awsdns-08.co.uk`
NS	`ns-686.awsdns-21.net`
		A	2600:9000:5302:ae00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-686.awsdns-21.net`
		A	205.251.194.174^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-686.awsdns-21.net`
MX	`nsf-org.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr21cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr03cu00403.inbound.protection.outlook.com`
		A	2a01:111:f403:f905::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.8.51^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm1pr04cu00203.inbound.protection.outlook.com`
		A	52.101.41.183^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr04cu00307.inbound.protection.outlook.com`
		A	52.101.50.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00502.inbound.protection.outlook.com`
		A	52.101.194.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch1pr04cu00103.inbound.protection.outlook.com`
MX	`primary.us.email.fireeyecloud.com`⁽¹⁰⁾
		A	3.93.93.43^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	3.93.93.44^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	3.93.93.45^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.124^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.125^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.126^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
MX	`alt1.us.email.fireeyecloud.com`⁽²⁰⁾
		A	3.93.93.43^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	3.93.93.44^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	3.93.93.45^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.124^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.125^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.126^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
MX	`alt2.us.email.fireeyecloud.com`⁽²⁵⁾
		A	3.93.93.43^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	3.93.93.44^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	3.93.93.45^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.124^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.125^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.126^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
MX	`alt3.us.email.fireeyecloud.com`⁽³⁰⁾
		A	3.93.93.43^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	3.93.93.44^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	3.93.93.45^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.124^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.125^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
		A	34.223.36.126^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`mx.us.email.fireeyecloud.com`
TXT	`BMbAgmhGrrrPWeGcT0h7e8QLHhDWQvvdaZ4c5jh/HNs/yhmVIev0Hm6ZmzFCg/LXKa43Hu/TxNVCe...`
TXT	`MS=ms51908888`
TXT	`MhI0At8672xCpNGO/MuSbwptkgHR7D9cbDuTjjNvWTdKkwej9QbkZaDHiJrRJpcJCepugLTy/+1JV...`
TXT	`v=spf1 include:_spf.google.com include:spf.protection.outlook.com ip4:207.126...`
SOA	`ns-86.awsdns-10.com`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=1786578189

Subdomains

www.buildcert.com

Same first word

buildcert.com

buildcert.netlify.app

buildcert.com.au

Similar names

blucredit.it

ubldirect.com

ubldirect.net

directblu.com

rebuildct.com

bludirect.com

directlub.com

certbuild.com

bulcredit.com

creditblu.com

DNS History

22 records (11 active, 11 former)

○NSdns1.nsf.org2015-07-26 → 2018-10-05 · 4 obs

● 2015-07-26 02:49:40
● 2018-10-05 02:47:54
○ 2026-03-24 21:50:24
○ 2026-08-13 00:10:28

○NSdns2.nsf.org2015-07-26 → 2018-10-05 · 4 obs

● 2015-07-26 02:49:40
● 2018-10-05 02:47:54
○ 2026-03-24 21:50:24
○ 2026-08-13 00:10:28

●NSns-1386.awsdns-45.org2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

●NSns-1603.awsdns-08.co.uk2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

●NSns-686.awsdns-21.net2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

●NSns-86.awsdns-10.com2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

●MXalt1.us.email.fireeyecloud.com2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

●MXalt2.us.email.fireeyecloud.com2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

●MXalt3.us.email.fireeyecloud.com2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

○MXiad.inline.email.fireeyecloud.com2016-06-19 → 2018-10-05 · 5 obs

○ 2015-11-23 18:44:50
● 2016-06-19 09:08:20
● 2018-10-05 02:47:54
○ 2026-03-24 21:50:24
○ 2026-08-13 00:10:28

●MXnsf-org.mail.protection.outlook.com2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

○MXnsf.org.s5a1.psmtp.com2015-07-26 → 2015-11-23 · 4 obs

● 2015-07-26 02:49:40
● 2015-11-23 18:44:50
○ 2016-06-19 09:08:20
○ 2026-08-13 00:10:28

○MXnsf.org.s5a2.psmtp.com2015-07-26 → 2015-11-23 · 4 obs

● 2015-07-26 02:49:40
● 2015-11-23 18:44:50
○ 2016-06-19 09:08:20
○ 2026-08-13 00:10:28

○MXnsf.org.s5b1.psmtp.com2015-07-26 → 2015-11-23 · 4 obs

● 2015-07-26 02:49:40
● 2015-11-23 18:44:50
○ 2016-06-19 09:08:20
○ 2026-08-13 00:10:28

○MXnsf.org.s5b2.psmtp.com2015-07-26 → 2015-11-23 · 4 obs

● 2015-07-26 02:49:40
● 2015-11-23 18:44:50
○ 2016-06-19 09:08:20
○ 2026-08-13 00:10:28

●MXprimary.us.email.fireeyecloud.com2026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

○MXsmf.inline.email.fireeyecloud.com2016-06-19 → 2018-10-05 · 5 obs

○ 2015-11-23 18:44:50
● 2016-06-19 09:08:20
● 2018-10-05 02:47:54
○ 2026-03-24 21:50:24
○ 2026-08-13 00:10:28

●A13.248.160.1372026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

○A204.94.174.1702015-11-23 → 2016-06-19 · 4 obs

● 2015-11-23 18:44:50
● 2016-06-19 09:08:20
○ 2017-01-03 15:04:02
○ 2026-08-13 00:10:28

○A204.94.174.1922018-02-20 → 2018-10-05 · 5 obs

○ 2017-07-09 08:06:14
● 2018-02-20 17:42:36
● 2018-10-05 02:47:54
○ 2026-03-24 21:50:24
○ 2026-08-13 00:10:28

○A204.94.174.2522017-01-03 → 2017-07-09 · 5 obs

○ 2016-06-19 09:08:20
● 2017-01-03 15:04:02
● 2017-07-09 08:06:14
○ 2018-02-20 17:42:36
○ 2026-08-13 00:10:28

●A76.223.34.1242026-03-24 → 2026-08-13 · 3 obs

○ 2018-10-05 02:47:54
● 2026-03-24 21:50:24
● 2026-08-13 00:10:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
buildcert.com	ns-86.awsdns-10.com, ns-686.awsdns-21.net, ns-1603.awsdns-08.co.uk, ns-1386.awsdns-45.org	2 records

✅ Authoritative Response

Server:205.251.198.67

NS records: ns-86.awsdns-10.com, ns-686.awsdns-21.net, ns-1603.awsdns-08.co.uk, ns-1386.awsdns-45.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buildcert.com (unsigned zone)

⏱️ Timing

Total: 694ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.34.124, 13.248.160.137`
NS	4	`ns-1386.awsdns-45.org, ns-1603.awsdns-08.co.uk...`
MX	5	`primary.us.email.fireeyecloud.com (pri: , alt1.us.email.fireeyecloud.com (pri: 20)...`
TXT	4	`BMbAgmhGrrrPWeGcT0h7e8QLHhDWQvvdaZ4c5jh/, MS=ms51908888...`
SOA	1	`ns-86.awsdns-10.com awsdns-hostmaster.am`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-86.awsdns-10.com, ns-86.awsdns-10.com)

Analysis

Hierarchy

buildcert.com serves as the parent of www.buildcert.com.

IP Addresses

buildcert.com directs to two IP numbers, 13.248.160.137 and 76.223.34.124

kato2x.com, proteinfabrikken.no, sc-ind.com and two other host names share IP numbers with buildcert.com.

Name Servers

The authoritative name servers for buildcert.com are ns-86.awsdns-10.com, ns-686.awsdns-21.net, ns-1386.awsdns-45.org and ns-1603.awsdns-08.co.uk.

buildcert.com has at least partial name server overlap with other domains, such as onramp.ltd, frauenaerzte-am-gendarmenmarkt.berlin, top-preis.ch and two others.

ns-86.awsdns-10.com, ns-686.awsdns-21.net, ns-1386.awsdns-45.org and ns-1603.awsdns-08.co.uk all point to exactly two IP numbers each: ns-86.awsdns-10.com → 205.251.192.86 and 2600:9000:5300:5600::1; ns-686.awsdns-21.net → 205.251.194.174 and 2600:9000:5302:ae00::1; ns-1386.awsdns-45.org → 205.251.197.106 and 2600:9000:5305:6a00::1; ns-1603.awsdns-08.co.uk → 205.251.198.67 and 2600:9000:5306:4300::1.

Mail Servers

Mail for buildcert.com is handled by five mail servers, namely alt1.us.email.fireeyecloud.com, alt2.us.email.fireeyecloud.com, alt3.us.email.fireeyecloud.com and two others.

buildcert.com has at least partial mail server overlap with other domains such as abojeb.com.ph, baitechnical.com, co.delaware.in.us and two more.

This set of mail servers commonly appears together with the mail servers primary.us.email.fireeyecloud.com.

Hostnames that resolve to 8 IP addresses:

nsf-org.mail.protection.outlook.com points to 52.101.8.51, 52.101.41.183, 52.101.50.10 and 5 other IP addresses.

Hostnames that resolve to 6 IP addresses:

alt1.us.email.fireeyecloud.com points to 3.93.93.43, 3.93.93.44, 3.93.93.45 and 3 other IP addresses.

alt2.us.email.fireeyecloud.com points to 3.93.93.43, 3.93.93.44, 3.93.93.45 and 3 other IP addresses.

alt3.us.email.fireeyecloud.com points to 3.93.93.43, 3.93.93.44, 3.93.93.45 and 3 other IP addresses.

primary.us.email.fireeyecloud.com points to 3.93.93.43, 3.93.93.44, 3.93.93.45 and 3 other IP addresses.

alt1.us.email.fireeyecloud.com, alt2.us.email.fireeyecloud.com, alt3.us.email.fireeyecloud.com and primary.us.email.fireeyecloud.com are host names that each resolve to 3.93.93.43.

alt1.us.email.fireeyecloud.com, alt2.us.email.fireeyecloud.com, alt3.us.email.fireeyecloud.com and primary.us.email.fireeyecloud.com are host names that each resolve to 3.93.93.44.

alt1.us.email.fireeyecloud.com, alt2.us.email.fireeyecloud.com, alt3.us.email.fireeyecloud.com and primary.us.email.fireeyecloud.com are host names that each resolve to 3.93.93.45.

alt1.us.email.fireeyecloud.com, alt2.us.email.fireeyecloud.com, alt3.us.email.fireeyecloud.com and primary.us.email.fireeyecloud.com are host names that each resolve to 34.223.36.124.

alt1.us.email.fireeyecloud.com, alt2.us.email.fireeyecloud.com, alt3.us.email.fireeyecloud.com and primary.us.email.fireeyecloud.com are host names that each resolve to 34.223.36.125.

alt1.us.email.fireeyecloud.com, alt2.us.email.fireeyecloud.com, alt3.us.email.fireeyecloud.com and primary.us.email.fireeyecloud.com are host names that each resolve to 34.223.36.126.