`diagcomputing.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:848d^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:4e0^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.4.224^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.132.141^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kirk.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kirk.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kirk.ns.cloudflare.com`
		A	108.162.193.192^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	172.64.33.192^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	173.245.59.192^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
NS	`tori.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tori.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tori.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tori.ns.cloudflare.com`
		A	108.162.192.231^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tori.ns.cloudflare.com`
		A	172.64.32.231^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tori.ns.cloudflare.com`
		A	173.245.58.231^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tori.ns.cloudflare.com`
MX	`_dc-mx.056842b2e521.diagcomputing.org` ⭐
		A	173.234.16.24^{🇬🇧 LEASEWEB-UK-LON-11173.234.16.0/24}
			PTR	`lon1.hostclusters.com`
TXT	`v=spf1 +a +mx include:spf.antispamcloud.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.4.224, 172.67.132.141
		IPv6	2606:4700:3031::ac43:848d, 2606:4700:3036::6815:4e0
SOA	`kirk.ns.cloudflare.com`dns@cloudflare.com serial=2398359627

`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=1774436036

Subdomains

www.diagcomputing.org

Same first word

diagcomputing.org

DNS History

18 records (7 active, 11 former)

●NSkirk.ns.cloudflare.com2026-02-16 → 2026-03-25 · 3 obs

○ 2018-10-01 17:26:58
● 2026-02-16 02:34:18
● 2026-03-25 11:11:14

○NSns1.digitalocean.com2018-10-01 → 2018-10-01 · 4 obs

○ 2017-01-10 00:34:50
● 2018-10-01 17:26:58
○ 2026-02-16 02:34:18
○ 2026-03-25 11:11:14

○NSns1.umaryland.edu2015-07-31 → 2017-01-10 · 4 obs

● 2015-07-31 22:32:34
● 2017-01-10 00:34:50
○ 2018-10-01 17:26:58
○ 2026-03-25 11:11:14

○NSns2.umaryland.edu2015-07-31 → 2017-01-10 · 4 obs

● 2015-07-31 22:32:34
● 2017-01-10 00:34:50
○ 2018-10-01 17:26:58
○ 2026-03-25 11:11:14

●NStori.ns.cloudflare.com2026-02-16 → 2026-03-25 · 3 obs

○ 2018-10-01 17:26:58
● 2026-02-16 02:34:18
● 2026-03-25 11:11:14

●MX_dc-mx.056842b2e521.diagcomputing.org2026-02-16 → 2026-03-25 · 3 obs

○ 2018-10-01 17:26:58
● 2026-02-16 02:34:18
● 2026-03-25 11:11:14

○MXdiagcomputing-org.mail.protection.outlook.com2016-05-03 → 2017-01-10 · 5 obs

○ 2016-02-12 05:50:38
● 2016-05-03 21:04:36
● 2017-01-10 00:34:50
○ 2018-10-01 17:26:58
○ 2026-03-25 11:11:14

○MXincoming1.umaryland.edu2015-07-31 → 2016-02-12 · 4 obs

● 2015-07-31 22:32:34
● 2016-02-12 05:50:38
○ 2016-05-03 21:04:36
○ 2026-03-25 11:11:14

○MXmail1.diagcomputing.org2018-10-01 → 2018-10-01 · 4 obs

○ 2017-01-10 00:34:50
● 2018-10-01 17:26:58
○ 2026-02-16 02:34:18
○ 2026-03-25 11:11:14

○MXmail2.diagcomputing.org2018-10-01 → 2018-10-01 · 4 obs

○ 2017-01-10 00:34:50
● 2018-10-01 17:26:58
○ 2026-02-16 02:34:18
○ 2026-03-25 11:11:14

○MXumbin1.umaryland.edu2015-07-31 → 2016-02-12 · 4 obs

● 2015-07-31 22:32:34
● 2016-02-12 05:50:38
○ 2016-05-03 21:04:36
○ 2026-03-25 11:11:14

○MXumbin2.umaryland.edu2015-07-31 → 2016-02-12 · 4 obs

● 2015-07-31 22:32:34
● 2016-02-12 05:50:38
○ 2016-05-03 21:04:36
○ 2026-03-25 11:11:14

●A104.21.4.2242026-02-16 → 2026-03-25 · 3 obs

○ 2018-10-01 17:26:58
● 2026-02-16 02:34:18
● 2026-03-25 11:11:14

○A134.192.156.212015-07-31 → 2017-01-10 · 4 obs

● 2015-07-31 22:32:34
● 2017-01-10 00:34:50
○ 2018-10-01 17:26:58
○ 2026-03-25 11:11:14

○A159.203.24.1122018-10-01 → 2018-10-01 · 4 obs

○ 2017-01-10 00:34:50
● 2018-10-01 17:26:58
○ 2026-02-16 02:34:18
○ 2026-03-25 11:11:14

●A172.67.132.1412026-02-16 → 2026-03-25 · 3 obs

○ 2018-10-01 17:26:58
● 2026-02-16 02:34:18
● 2026-03-25 11:11:14

●A2606:4700:3031::ac43:848d2026-02-16 → 2026-03-25 · 3 obs

○ 2018-10-01 17:26:58
● 2026-02-16 02:34:18
● 2026-03-25 11:11:14

●A2606:4700:3036::6815:4e02026-02-16 → 2026-03-25 · 3 obs

○ 2018-10-01 17:26:58
● 2026-02-16 02:34:18
● 2026-03-25 11:11:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
diagcomputing.org	kirk.ns.cloudflare.com, tori.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.231

NS records: kirk.ns.cloudflare.com, tori.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diagcomputing.org (unsigned zone)

⏱️ Timing

Total: 610ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.4.224, 172.67.132.141`
AAAA	2	`2606:4700:3036::6815:4e0, 2606:4700:3031::ac43:848d`
NS	2	`kirk.ns.cloudflare.com, tori.ns.cloudflare.com`
MX	1	`_dc-mx.056842b2e521.diagcomputing.org (p`
TXT	1	`v=spf1 +a +mx include:spf.antispamcloud.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kirk.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

diagcomputing.org is the parent of www.diagcomputing.org.

IP Addresses

diagcomputing.org points to four IP numbers: 2606:4700:3031::ac43:848d, 2606:4700:3036::6815:4e0, 104.21.4.224 and 172.67.132.141.

Other host names including pinup-peru.com.pe, www.exploring-arizona.com.cdn.cloudflare.net, familitical.eu.com, www.jerseysteam.com and mail.leadshoppers.com share IP numbers with diagcomputing.org.

Name Servers

diagcomputing.org's delegation uses two name servers, kirk.ns.cloudflare.com and tori.ns.cloudflare.com.

diagcomputing.org shares the same name server setup as other domains, for example jesp.org, girlzkorner.com, tw861mle.workers.dev, jsava.co.za and brachytherapy.net.

diagcomputing.org at least partially shares name servers with other domains, including (0x787878)hot(0x6675636b).com, seanlunsford.com, konograma.com, vapaakoodarit.com and magius-kasyno.pl.

These name servers are often used together with rose.ns.cloudflare.com.

Host names with six IP numbers:

kirk.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc0, 2803:f800:50::6ca2:c1c0, 2a06:98c1:50::ac40:21c0, 108.162.193.192, 172.64.33.192 and 173.245.59.192.

tori.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae7, 2803:f800:50::6ca2:c0e7, 2a06:98c1:50::ac40:20e7, 108.162.192.231, 172.64.32.231 and 173.245.58.231.

Mail Servers

diagcomputing.org is handled by a single mail server, _dc-mx.056842b2e521.diagcomputing.org.

_dc-mx.056842b2e521.diagcomputing.org points to a single IP: 173.234.16.24.

diagcomputing.org - robtex.com