21threads.com - dns.ninja

`21threads.com`

DNSSEC	⚠️ Not signed
A	23.227.38.32^{🇨🇦 Cloudflare23.227.38.0/23 Shopify 151 O'Connor Street, Ground floor Ottawa ON K2P 2L8 Canada}
		PTR	`myshopify.com`
A	192.64.119.124^{🇺🇸 NAMCHEAP-PH192.64.119.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
NS	`heather.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`heather.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`heather.ns.cloudflare.com`
		A	108.162.192.161^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	172.64.32.161^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	173.245.58.161^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
NS	`joel.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bb8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joel.ns.cloudflare.com`
		A	108.162.193.184^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	172.64.33.184^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	173.245.59.184^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c25::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`facebook-domain-verification=10jr2p4dk27ro0o35uc685qxguauvu`
TXT	`google-site-verification=97yoUzT7a9CH_JnbLcjqPI1Bu_RK3zt8c3KffV0XEqE`
TXT	`google-site-verification=ezcutw_Xpvh7EeFfAsys1JlfolhElxCInOYDpy4c2TY`
SOA	`heather.ns.cloudflare.com`dns@cloudflare.com serial=2407205275

`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=1785630157

Same first word

21threads.com

DNS History

12 records (9 active, 3 former)

●NSheather.ns.cloudflare.com2026-02-15 → 2026-08-02 · 3 obs

○ 2017-02-01 12:15:22
● 2026-02-15 08:02:44
● 2026-08-02 00:50:54

●NSjoel.ns.cloudflare.com2026-02-15 → 2026-08-02 · 3 obs

○ 2017-02-01 12:15:22
● 2026-02-15 08:02:44
● 2026-08-02 00:50:54

○NSpdns1.registrar-servers.com2017-02-01 → 2017-02-01 · 3 obs

● 2017-02-01 12:15:22
○ 2026-02-15 08:02:44
○ 2026-08-02 00:50:54

○NSpdns2.registrar-servers.com2017-02-01 → 2017-02-01 · 3 obs

● 2017-02-01 12:15:22
○ 2026-02-15 08:02:44
○ 2026-08-02 00:50:54

●MXalt1.aspmx.l.google.com2017-02-01 → 2026-08-02 · 2 obs

● 2017-02-01 12:15:22
● 2026-08-02 00:50:54

●MXalt2.aspmx.l.google.com2017-02-01 → 2026-08-02 · 2 obs

● 2017-02-01 12:15:22
● 2026-08-02 00:50:54

●MXalt3.aspmx.l.google.com2017-02-01 → 2026-08-02 · 2 obs

● 2017-02-01 12:15:22
● 2026-08-02 00:50:54

●MXalt4.aspmx.l.google.com2017-02-01 → 2026-08-02 · 2 obs

● 2017-02-01 12:15:22
● 2026-08-02 00:50:54

●MXaspmx.l.google.com2017-02-01 → 2026-08-02 · 2 obs

● 2017-02-01 12:15:22
● 2026-08-02 00:50:54

○A162.255.119.2482017-02-01 → 2017-02-01 · 3 obs

● 2017-02-01 12:15:22
○ 2026-02-15 08:02:44
○ 2026-08-02 00:50:54

●A192.64.119.1242026-02-15 → 2026-08-02 · 3 obs

○ 2017-02-01 12:15:22
● 2026-02-15 08:02:44
● 2026-08-02 00:50:54

●A23.227.38.322017-02-01 → 2026-08-02 · 2 obs

● 2017-02-01 12:15:22
● 2026-08-02 00:50:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
21threads.com	heather.ns.cloudflare.com, joel.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.161

NS records: heather.ns.cloudflare.com, joel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21threads.com (unsigned zone)

⏱️ Timing

Total: 80ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`192.64.119.124, 23.227.38.32`
NS	2	`heather.ns.cloudflare.com, joel.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`facebook-domain-verification=10jr2p4dk27, google-site-verification=97yoUzT7a9CH_Jn...`
SOA	1	`heather.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

21threads.com resolves to the IP addresses 23.227.38.32 and 192.64.119.124

Among the host names that share IP numbers with 21threads.com are shop.humancapitalmedia.com, mail.eurban.nl, impossiblelanding.com and two others.

Name Servers

21threads.com is served by two delegated name servers, heather.ns.cloudflare.com and joel.ns.cloudflare.com.

21threads.com has the same name server delegation as a number of other domains, such as lighter-warehouse.com, gotmanna.org, cyberstudy101.com and two more.

21threads.com shares at least some of its name servers with other domains, including needbux.com, jscqcn.com, americanacasino.com and two others.

These name servers are frequently seen alongside the name servers rex.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

heather.ns.cloudflare.com carries IP addresses 108.162.192.161, 172.64.32.161 and 173.245.58.161, with 3 other addresses beyond those.

joel.ns.cloudflare.com carries IP addresses 108.162.193.184, 172.64.33.184 and 173.245.59.184, with 3 other addresses beyond those.

Mail Servers

21threads.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

21threads.com shares at least some of its mail servers with other domains — for example bulentkocaman.net, jins.me, sarakaydesigns.com and two more.

It is common for these mail servers to co-occur with alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com maps to two IP addresses — 142.251.163.27 and 2607:f8b0:4004:c25::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.26 and 2a00:1450:400c:c23::1b.