`implementationengineering.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:5949^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:9cf3^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.89.73^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.156.243^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jerome.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jerome.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jerome.ns.cloudflare.com`
		A	108.162.193.181^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	172.64.33.181^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	173.245.59.181^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
NS	`melissa.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melissa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melissa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melissa.ns.cloudflare.com`
		A	108.162.192.199^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melissa.ns.cloudflare.com`
		A	172.64.32.199^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melissa.ns.cloudflare.com`
		A	173.245.58.199^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melissa.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.89.73, 172.67.156.243
		IPv6	2606:4700:3031::6815:5949, 2606:4700:3031::ac43:9cf3
SOA	`jerome.ns.cloudflare.com`dns@cloudflare.com serial=2398302717

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1774941146

Same first word

implementationengineering.org

DNS History

10 records (6 active, 4 former)

●NSjerome.ns.cloudflare.com2026-03-07 → 2026-03-31 · 3 obs

○ 2017-04-09 15:32:36
● 2026-03-07 07:12:14
● 2026-03-31 07:45:14

●NSmelissa.ns.cloudflare.com2026-03-07 → 2026-03-31 · 3 obs

○ 2017-04-09 15:32:36
● 2026-03-07 07:12:14
● 2026-03-31 07:45:14

○NSns77.worldnic.com2015-05-22 → 2017-04-09 · 4 obs

● 2015-05-22 21:17:28
● 2017-04-09 15:32:36
○ 2026-03-07 07:12:14
○ 2026-03-31 07:45:14

○NSns78.worldnic.com2015-05-22 → 2017-04-09 · 4 obs

● 2015-05-22 21:17:28
● 2017-04-09 15:32:36
○ 2026-03-07 07:12:14
○ 2026-03-31 07:45:14

○MXp.webcom.ctmail.com2015-12-21 → 2017-04-09 · 4 obs

● 2015-12-21 14:04:40
● 2017-04-09 15:32:36
○ 2026-03-07 07:12:14
○ 2026-03-31 07:45:14

●A104.21.89.732026-03-07 → 2026-03-31 · 3 obs

○ 2017-04-09 15:32:36
● 2026-03-07 07:12:14
● 2026-03-31 07:45:14

●A172.67.156.2432026-03-07 → 2026-03-31 · 3 obs

○ 2017-04-09 15:32:36
● 2026-03-07 07:12:14
● 2026-03-31 07:45:14

○A206.188.192.432015-05-22 → 2017-04-09 · 4 obs

● 2015-05-22 21:17:28
● 2017-04-09 15:32:36
○ 2026-03-07 07:12:14
○ 2026-03-31 07:45:14

●A2606:4700:3031::6815:59492026-03-07 → 2026-03-31 · 3 obs

○ 2017-04-09 15:32:36
● 2026-03-07 07:12:14
● 2026-03-31 07:45:14

●A2606:4700:3031::ac43:9cf32026-03-07 → 2026-03-31 · 3 obs

○ 2017-04-09 15:32:36
● 2026-03-07 07:12:14
● 2026-03-31 07:45:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
implementationengineering.org	jerome.ns.cloudflare.com, melissa.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.181

NS records: jerome.ns.cloudflare.com, melissa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for implementationengineering.org (unsigned zone)

⏱️ Timing

Total: 341ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.156.243, 104.21.89.73`
AAAA	2	`2606:4700:3031::6815:5949, 2606:4700:3031::ac43:9cf3`
NS	2	`jerome.ns.cloudflare.com, melissa.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jerome.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

implementationengineering.org resolves to four IPs: 2606:4700:3031::6815:5949, 2606:4700:3031::ac43:9cf3, 104.21.89.73 and 172.67.156.243.

Other host names such as avangardplus.kz, office-outlook.fhhjghfgf.workers.dev, ystcsrz.com, lasikdrguide.com and qdwsjfd.art share IP numbers with implementationengineering.org.

Name Servers

implementationengineering.org is delegated to two name servers: jerome.ns.cloudflare.com and melissa.ns.cloudflare.com.

implementationengineering.org uses the same name server setup as other domains, including namduoclieu.vn, rrmace4fuyhkf734yyghjkhu6tfewerghkluyf54dte.pages.dev, nowitzki.me, compcomm.hk and implementationengineers.org.

At least part of the name servers for implementationengineering.org are shared with other domains, for instance louell.com.au, tao-foods.com, pritvor.kiev.ua, 0204747.com and llmstxt.org.

Host names with six IP numbers:

jerome.ns.cloudflare.com points to: 2606:4700:58::adf5:3bb5, 2803:f800:50::6ca2:c1b5, 2a06:98c1:50::ac40:21b5, 108.162.193.181, 172.64.33.181 and 173.245.59.181.

melissa.ns.cloudflare.com points to: 2606:4700:50::adf5:3ac7, 2803:f800:50::6ca2:c0c7, 2a06:98c1:50::ac40:20c7, 108.162.192.199, 172.64.32.199 and 173.245.58.199.

implementationengineering.org - robtex.com