engineeringbackground.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`engineeringbackground.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:5ab5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:cbcf^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.181^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.203.207^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rachel.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ad7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rachel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rachel.ns.cloudflare.com`
		A	108.162.192.215^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	172.64.32.215^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	173.245.58.215^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
NS	`ricardo.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cd3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ricardo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ricardo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ricardo.ns.cloudflare.com`
		A	108.162.195.211^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ricardo.ns.cloudflare.com`
		A	162.159.44.211^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ricardo.ns.cloudflare.com`
		A	172.64.35.211^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ricardo.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.181, 172.67.203.207
		IPv6 hints	2606:4700:3031::6815:5ab5, 2606:4700:3037::ac43:cbcf
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com
SOA	`rachel.ns.cloudflare.com`dns@cloudflare.com serial=2412461576

`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=1790239379

Same first word

engineeringbackground.com

Previous names

Next names

DNS History

15 records (6 active, 9 former)

○NSdns1.name-services.com2017-08-06 → 2017-08-06 · 4 obs

○ 2016-12-13 17:19:42
● 2017-08-06 23:59:48
○ 2026-08-30 04:45:46
○ 2026-09-24 09:00:18

○NSdns1.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 17:19:42
○ 2017-08-06 23:59:48
○ 2026-09-24 09:00:18

○NSdns2.name-services.com2017-08-06 → 2017-08-06 · 4 obs

○ 2016-12-13 17:19:42
● 2017-08-06 23:59:48
○ 2026-08-30 04:45:46
○ 2026-09-24 09:00:18

○NSdns2.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 17:19:42
○ 2017-08-06 23:59:48
○ 2026-09-24 09:00:18

○NSdns3.name-services.com2017-08-06 → 2017-08-06 · 4 obs

○ 2016-12-13 17:19:42
● 2017-08-06 23:59:48
○ 2026-08-30 04:45:46
○ 2026-09-24 09:00:18

○NSdns4.name-services.com2017-08-06 → 2017-08-06 · 4 obs

○ 2016-12-13 17:19:42
● 2017-08-06 23:59:48
○ 2026-08-30 04:45:46
○ 2026-09-24 09:00:18

○NSdns5.name-services.com2017-08-06 → 2017-08-06 · 4 obs

○ 2016-12-13 17:19:42
● 2017-08-06 23:59:48
○ 2026-08-30 04:45:46
○ 2026-09-24 09:00:18

●NSrachel.ns.cloudflare.com2026-08-30 → 2026-09-24 · 3 obs

○ 2017-08-06 23:59:48
● 2026-08-30 04:45:46
● 2026-09-24 09:00:18

●NSricardo.ns.cloudflare.com2026-08-30 → 2026-09-24 · 3 obs

○ 2017-08-06 23:59:48
● 2026-08-30 04:45:46
● 2026-09-24 09:00:18

●A104.21.90.1812026-08-30 → 2026-09-24 · 3 obs

○ 2017-08-06 23:59:48
● 2026-08-30 04:45:46
● 2026-09-24 09:00:18

●A172.67.203.2072026-08-30 → 2026-09-24 · 3 obs

○ 2017-08-06 23:59:48
● 2026-08-30 04:45:46
● 2026-09-24 09:00:18

●A2606:4700:3031::6815:5ab52026-08-30 → 2026-09-24 · 3 obs

○ 2017-08-06 23:59:48
● 2026-08-30 04:45:46
● 2026-09-24 09:00:18

●A2606:4700:3037::ac43:cbcf2026-08-30 → 2026-09-24 · 3 obs

○ 2017-08-06 23:59:48
● 2026-08-30 04:45:46
● 2026-09-24 09:00:18

○A67.227.26.692016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 17:19:42
○ 2017-08-06 23:59:48
○ 2026-09-24 09:00:18

○A69.64.147.102017-08-06 → 2017-08-06 · 4 obs

○ 2016-12-13 17:19:42
● 2017-08-06 23:59:48
○ 2026-08-30 04:45:46
○ 2026-09-24 09:00:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net...	-
engineeringbackground.com	rachel.ns.cloudflare.com, ricardo.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.211

NS records: rachel.ns.cloudflare.com, ricardo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineeringbackground.com (unsigned zone)

⏱️ Timing

Total: 400ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.90.181, 172.67.203.207`
AAAA	2	`2606:4700:3031::6815:5ab5, 2606:4700:3037::ac43:cbcf`
NS	2	`rachel.ns.cloudflare.com, ricardo.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rachel.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

engineeringbackground.com resolves to four IP addresses: 104.21.90.181, 172.67.203.207, 2606:4700:3031::6815:5ab5 and 2606:4700:3037::ac43:cbcf.

chezmeletjulie.com, dobletefutbolero.com, benefitassistnow.com plus two other host names have IP numbers in common with engineeringbackground.com.

Name Servers

DNS delegation for engineeringbackground.com points to two name servers: rachel.ns.cloudflare.com and ricardo.ns.cloudflare.com.

The name server configuration of engineeringbackground.com is shared with other domains, for instance reumi933.workers.dev, membry.ro, acasa.cloud and two others.

engineeringbackground.com has at least partial name server overlap with other domains, such as dh4.workers.dev, 9998sl11.com, jonnydeyo.com and two others.

These name servers tend to appear together with the name servers troy.ns.cloudflare.com, johnny.ns.cloudflare.com and natasha.ns.cloudflare.com, plus two others.

Hosts with 6 IP addresses each:

rachel.ns.cloudflare.com has IP addresses 108.162.192.215, 172.64.32.215 and 173.245.58.215, plus 3 other.

ricardo.ns.cloudflare.com has IP addresses 108.162.195.211, 162.159.44.211 and 172.64.35.211, plus 3 other.