linuxadvocate.org - dns.ninja

`linuxadvocate.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:c6db^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:5cd8^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.92.216^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.198.219^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nitin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bd7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nitin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nitin.ns.cloudflare.com`
		A	108.162.193.215^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	172.64.33.215^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	173.245.59.215^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
NS	`opal.ns.cloudflare.com`
		A	2606:4700:50::a29f:2664^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c264^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`opal.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2264^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`opal.ns.cloudflare.com`
		A	108.162.194.100^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	162.159.38.100^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	172.64.34.100^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
MX	`mx.stackmail.com` ⭐
		A	185.151.28.67^{🇬🇧 TWENTYI185.151.28.0/24}
			PTR	`mx.stackmail.com`
TXT	`v=spf1 include:spf.stackmail.com a mx -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.92.216, 172.67.198.219
		IPv6 hints	2606:4700:3031::ac43:c6db, 2606:4700:3033::6815:5cd8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com
SOA	`nitin.ns.cloudflare.com`dns@cloudflare.com serial=2410568953

`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=1786000917

WOT: SAFE (77/100)

Previously MX for

linuxadvocate.org

Same first word

linuxadvocate.org

DNS History

29 records (7 active, 22 former)

○NSdns7.parkpage.foundationapi.com2015-06-23 → 2015-06-23 · 3 obs

● 2015-06-23 00:47:50
○ 2015-11-19 14:21:02
○ 2026-08-06 08:07:36

○NSdns8.parkpage.foundationapi.com2015-06-23 → 2015-06-23 · 3 obs

● 2015-06-23 00:47:50
○ 2015-11-19 14:21:02
○ 2026-08-06 08:07:36

●NSnitin.ns.cloudflare.com2026-04-09 → 2026-08-06 · 3 obs

○ 2026-02-15 04:11:46
● 2026-04-09 12:41:32
● 2026-08-06 08:07:36

○NSns1-r3-dallas.webserversystems.com2015-11-19 → 2016-08-15 · 5 obs

○ 2015-06-23 00:47:50
● 2015-11-19 14:21:02
● 2016-08-15 14:49:48
○ 2026-02-15 04:11:46
○ 2026-08-06 08:07:36

○NSns1.parkingcrew.net2026-02-15 → 2026-02-15 · 4 obs

○ 2016-08-15 14:49:48
● 2026-02-15 04:11:46
○ 2026-04-09 12:41:32
○ 2026-08-06 08:07:36

○NSns2-r3-dallas.webserversystems.com2015-11-19 → 2016-08-15 · 5 obs

○ 2015-06-23 00:47:50
● 2015-11-19 14:21:02
● 2016-08-15 14:49:48
○ 2026-02-15 04:11:46
○ 2026-08-06 08:07:36

○NSns2.parkingcrew.net2026-02-15 → 2026-02-15 · 4 obs

○ 2016-08-15 14:49:48
● 2026-02-15 04:11:46
○ 2026-04-09 12:41:32
○ 2026-08-06 08:07:36

●NSopal.ns.cloudflare.com2026-04-09 → 2026-08-06 · 3 obs

○ 2026-02-15 04:11:46
● 2026-04-09 12:41:32
● 2026-08-06 08:07:36

○MXlinuxadvocate.org2015-11-19 → 2026-02-15 · 4 obs

● 2015-11-19 14:21:02
● 2026-02-15 04:11:46
○ 2026-04-09 12:41:32
○ 2026-08-06 08:07:36

●MXmx.stackmail.com2026-04-09 → 2026-08-06 · 3 obs

○ 2026-02-15 04:11:46
● 2026-04-09 12:41:32
● 2026-08-06 08:07:36

●A104.21.92.2162026-05-03 → 2026-08-06 · 8 obs

○ 2026-04-17 03:30:26
● 2026-05-03 19:38:58
● 2026-05-03 23:27:16
○ 2026-05-04 22:07:08
● 2026-06-07 20:58:00
○ 2026-07-23 21:20:02
● 2026-08-06 08:07:34
● 2026-08-06 08:07:36

○A104.247.81.992026-02-15 → 2026-02-15 · 4 obs

○ 2016-08-15 14:49:48
● 2026-02-15 04:11:46
○ 2026-04-09 12:41:32
○ 2026-08-06 08:07:36

●A172.67.198.2192026-05-03 → 2026-08-06 · 8 obs

○ 2026-04-17 03:30:26
● 2026-05-03 19:38:58
● 2026-05-03 23:27:16
○ 2026-05-04 22:07:08
● 2026-06-07 20:58:00
○ 2026-07-23 21:20:02
● 2026-08-06 08:07:34
● 2026-08-06 08:07:36

○A174.132.121.2262015-11-19 → 2015-11-19 · 4 obs

○ 2015-06-23 00:47:50
● 2015-11-19 14:21:02
○ 2016-03-22 12:14:36
○ 2026-08-06 08:07:36

○A185.53.178.992026-02-15 → 2026-08-06 · 2 obs

○ 2026-02-15 04:11:46
○ 2026-08-06 08:07:36

○A188.114.96.02026-04-09 → 2026-07-23 · 10 obs

○ 2026-02-15 04:11:46
● 2026-04-09 12:41:32
● 2026-04-17 03:30:26
○ 2026-05-03 19:38:58
○ 2026-05-03 23:27:16
● 2026-05-04 22:07:08
○ 2026-06-07 20:58:00
● 2026-07-23 23:00:20
○ 2026-08-06 08:07:34
○ 2026-08-06 08:07:36

○A188.114.96.42026-07-23 → 2026-07-23 · 4 obs

○ 2026-06-23 05:51:36
● 2026-07-23 21:20:02
○ 2026-07-23 23:00:20
○ 2026-08-06 08:07:36

○A188.114.97.02026-04-09 → 2026-07-23 · 10 obs

○A188.114.97.42026-07-23 → 2026-07-23 · 4 obs

○ 2026-06-23 05:51:36
● 2026-07-23 21:20:02
○ 2026-07-23 23:00:20
○ 2026-08-06 08:07:36

○A209.99.40.2212015-06-23 → 2015-06-23 · 3 obs

● 2015-06-23 00:47:50
○ 2026-02-15 04:11:46
○ 2026-08-06 08:07:36

○A2606:4700:3030::ac43:c6db2026-05-03 → 2026-06-07 · 7 obs

○ 2026-04-17 03:30:26
● 2026-05-03 19:38:58
● 2026-05-03 23:27:16
○ 2026-05-04 22:07:08
● 2026-06-07 20:58:00
○ 2026-06-23 05:51:36
○ 2026-08-06 08:07:36

●A2606:4700:3031::ac43:c6db2026-06-23 → 2026-08-06 · 5 obs

○ 2026-06-07 20:58:00
● 2026-06-23 05:51:36
○ 2026-07-23 21:20:02
● 2026-08-06 08:07:34
● 2026-08-06 08:07:36

●A2606:4700:3033::6815:5cd82026-06-23 → 2026-08-06 · 5 obs

○ 2026-06-07 20:58:00
● 2026-06-23 05:51:36
○ 2026-07-23 21:20:02
● 2026-08-06 08:07:34
● 2026-08-06 08:07:36

○A2606:4700:3037::6815:5cd82026-05-03 → 2026-06-07 · 7 obs

○ 2026-04-17 03:30:26
● 2026-05-03 19:38:58
● 2026-05-03 23:27:16
○ 2026-05-04 22:07:08
● 2026-06-07 20:58:00
○ 2026-06-23 05:51:36
○ 2026-08-06 08:07:36

○A2a06:98c1:3120::2026-04-09 → 2026-07-23 · 10 obs

○A2a06:98c1:3120::42026-07-23 → 2026-07-23 · 4 obs

○ 2026-06-23 05:51:36
● 2026-07-23 21:20:02
○ 2026-07-23 23:00:20
○ 2026-08-06 08:07:36

○A2a06:98c1:3121::2026-04-09 → 2026-07-23 · 10 obs

○A2a06:98c1:3121::42026-07-23 → 2026-07-23 · 4 obs

○ 2026-06-23 05:51:36
● 2026-07-23 21:20:02
○ 2026-07-23 23:00:20
○ 2026-08-06 08:07:36

○A50.97.161.2322016-03-22 → 2016-08-15 · 5 obs

○ 2015-11-19 14:21:02
● 2016-03-22 12:14:36
● 2016-08-15 14:49:48
○ 2026-02-15 04:11:46
○ 2026-08-06 08:07:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
linuxadvocate.org	opal.ns.cloudflare.com, nitin.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.215

NS records: opal.ns.cloudflare.com, nitin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxadvocate.org (unsigned zone)

⏱️ Timing

Total: 725ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.198.219, 104.21.92.216`
AAAA	2	`2606:4700:3033::6815:5cd8, 2606:4700:3031::ac43:c6db`
NS	2	`nitin.ns.cloudflare.com, opal.ns.cloudflare.com`
MX	1	`mx.stackmail.com (pri: 10)`
TXT	1	`v=spf1 include:spf.stackmail.com a mx -a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nitin.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

linuxadvocate.org directs to four IP numbers, which are 104.21.92.216, 172.67.198.219, 2606:4700:3031::ac43:c6db and 2606:4700:3033::6815:5cd8.

lptqkabupatenbengkalis.org, med-analysis.ru, get-flarefoundations.app and two other host names share IP numbers with linuxadvocate.org.

Name Servers

Two name servers handle the delegation for linuxadvocate.org: nitin.ns.cloudflare.com and opal.ns.cloudflare.com.

linuxadvocate.org uses the same name servers as several other domains — among them irmug.org, aspenappraising.com, chicagofinancecenter.com and two more.

There is at least partial name server overlap between linuxadvocate.org and other domains — faturaodememerkezi.com.tr, komodoslot.club, moderngamblenetwork.com and two more among them.

It is common to find these name servers alongside the name servers cass.ns.cloudflare.com, devin.ns.cloudflare.com, oswald.ns.cloudflare.com and two others.

Hostnames that resolve to 6 IP addresses:

nitin.ns.cloudflare.com resolves to 108.162.193.215, 172.64.33.215 and 173.245.59.215 among others, with 3 other IP addresses in total.

opal.ns.cloudflare.com resolves to 108.162.194.100, 162.159.38.100 and 172.64.34.100 among others, with 3 other IP addresses in total.

Mail Servers

Mail for linuxadvocate.org is handled by a single mail server, mx.stackmail.com.

linuxadvocate.org uses an identical mail server configuration to several other domains — among them bathsbyshay.com, chasinggold.org, savoyb.com and two more.

mx.stackmail.com carries a single IP number, which is 185.151.28.67.