21-id.com - robtex.com

21-id.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:bf91🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:5472🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.84.114Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.191.145🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSclint.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b5a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclint.ns.cloudflare.com
A2803:f800:50::6ca2:c15a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRclint.ns.cloudflare.com
A2a06:98c1:50::ac40:215a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRclint.ns.cloudflare.com
A108.162.193.90🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclint.ns.cloudflare.com
A172.64.33.90🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclint.ns.cloudflare.com
A173.245.59.90🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclint.ns.cloudflare.com
NSserenity.ns.cloudflare.com
A2606:4700:50::a29f:266c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRserenity.ns.cloudflare.com
A2803:f800:50::6ca2:c26c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRserenity.ns.cloudflare.com
A2a06:98c1:50::ac40:226c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRserenity.ns.cloudflare.com
A108.162.194.108🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRserenity.ns.cloudflare.com
A162.159.38.108Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRserenity.ns.cloudflare.com
A172.64.34.108🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRserenity.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A2607:f8b0:4004:c1b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f27.1e100.net
A2607:f8b0:4004:c1d::1a🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f26.1e100.net
A2607:f8b0:4004:c1d::1b🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f27.1e100.net
A142.251.163.26🇺🇸 Google142.251.163.0/24
PTRwv-in-f26.1e100.net
A142.251.163.27🇺🇸 Google142.251.163.0/24
A142.251.167.26🇺🇸 Google142.251.167.0/24
PTRww-in-f26.1e100.net
A142.251.167.27🇺🇸 Google142.251.167.0/24
PTRww-in-f27.1e100.net
A192.178.155.27🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f27.1e100.net
TXTgoogle-site-verification=uQK8LdU6I4bmrbZGMT_0wYbpXuN7ypWMu9tgmA6JZqw
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.84.114, 172.67.191.145
IPv6 hints2606:4700:3034::ac43:bf91, 2606:4700:3035::6815:5472
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=92, name=cloudflare-ech.com
SOAclint.ns.cloudflare.comdns@cloudflare.com serial=2408593016

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784331062

Same first word

21-id.com

Similar names

id-21.com

DNS History

28 records (7 active, 21 former)

20162017201820192020202120222023202420252026NSclint.ns.cloudflare.comserenity.ns.cloudflare.comlina.ns.cloudflare.comns1.judns.comns1.julydns.comns1124.ui-dns.bizns1124.ui-dns.comns1124.ui-dns.dens1124.ui-dns.orgns2.judns.comns2.julydns.comns51.1and1.comns52.1and1.comsullivan.ns.cloudflare.comMXsmtp.google.commx00.1and1.commx01.1and1.comA104.21.84.114172.67.191.1452606:4700:3034::ac43:bf912606:4700:3035::6815:547237.153.170.337.153.170.474.208.108.11974.208.215.12674.208.236.374.208.63.18491.192.107.105
●NSclint.ns.cloudflare.com2026-07-17 → 2026-07-17 · 3 obs
○ 2026-04-29 23:22:52
● 2026-07-17 23:38:56
● 2026-07-17 23:38:58
○NSlina.ns.cloudflare.com2026-04-29 → 2026-04-29 · 4 obs
○ 2026-04-02 01:18:38
● 2026-04-29 23:22:52
○ 2026-07-17 23:38:56
○ 2026-07-17 23:38:58
○NSns1.judns.com2026-03-01 → 2026-04-02 · 5 obs
○ 2020-04-04 12:08:16
● 2026-03-01 17:52:36
● 2026-04-02 01:18:38
○ 2026-04-29 23:22:52
○ 2026-07-17 23:38:58
○NSns1.julydns.com2026-03-01 → 2026-04-02 · 5 obs
○ 2020-04-04 12:08:16
● 2026-03-01 17:52:36
● 2026-04-02 01:18:38
○ 2026-04-29 23:22:52
○ 2026-07-17 23:38:58
○NSns1124.ui-dns.biz2020-04-04 → 2020-04-04 · 4 obs
○ 2017-03-31 10:49:06
● 2020-04-04 12:08:16
○ 2026-03-01 17:52:36
○ 2026-07-17 23:38:58
○NSns1124.ui-dns.com2020-04-04 → 2020-04-04 · 4 obs
○ 2017-03-31 10:49:06
● 2020-04-04 12:08:16
○ 2026-03-01 17:52:36
○ 2026-07-17 23:38:58
○NSns1124.ui-dns.de2020-04-04 → 2020-04-04 · 4 obs
○ 2017-03-31 10:49:06
● 2020-04-04 12:08:16
○ 2026-03-01 17:52:36
○ 2026-07-17 23:38:58
○NSns1124.ui-dns.org2020-04-04 → 2020-04-04 · 4 obs
○ 2017-03-31 10:49:06
● 2020-04-04 12:08:16
○ 2026-03-01 17:52:36
○ 2026-07-17 23:38:58
○NSns2.judns.com2026-03-01 → 2026-04-02 · 5 obs
○ 2020-04-04 12:08:16
● 2026-03-01 17:52:36
● 2026-04-02 01:18:38
○ 2026-04-29 23:22:52
○ 2026-07-17 23:38:58
○NSns2.julydns.com2026-03-01 → 2026-04-02 · 5 obs
○ 2020-04-04 12:08:16
● 2026-03-01 17:52:36
● 2026-04-02 01:18:38
○ 2026-04-29 23:22:52
○ 2026-07-17 23:38:58
○NSns51.1and1.com2015-08-10 → 2017-03-31 · 4 obs
● 2015-08-10 18:20:38
● 2017-03-31 10:49:06
○ 2020-04-04 12:08:16
○ 2026-07-17 23:38:58
○NSns52.1and1.com2015-08-10 → 2017-03-31 · 4 obs
● 2015-08-10 18:20:38
● 2017-03-31 10:49:06
○ 2020-04-04 12:08:16
○ 2026-07-17 23:38:58
●NSserenity.ns.cloudflare.com2026-07-17 → 2026-07-17 · 3 obs
○ 2026-04-29 23:22:52
● 2026-07-17 23:38:56
● 2026-07-17 23:38:58
○NSsullivan.ns.cloudflare.com2026-04-29 → 2026-04-29 · 4 obs
○ 2026-04-02 01:18:38
● 2026-04-29 23:22:52
○ 2026-07-17 23:38:56
○ 2026-07-17 23:38:58
○MXmx00.1and1.com2015-08-10 → 2020-04-04 · 4 obs
● 2015-08-10 18:20:38
● 2020-04-04 12:08:16
○ 2026-03-01 17:52:36
○ 2026-07-17 23:38:58
○MXmx01.1and1.com2015-08-10 → 2020-04-04 · 4 obs
● 2015-08-10 18:20:38
● 2020-04-04 12:08:16
○ 2026-03-01 17:52:36
○ 2026-07-17 23:38:58
●MXsmtp.google.com2026-07-17 → 2026-07-17 · 3 obs
○ 2026-03-01 17:52:36
● 2026-07-17 23:38:56
● 2026-07-17 23:38:58
●A104.21.84.1142026-07-17 → 2026-07-17 · 3 obs
○ 2026-04-29 23:22:52
● 2026-07-17 23:38:56
● 2026-07-17 23:38:58
●A172.67.191.1452026-07-17 → 2026-07-17 · 3 obs
○ 2026-04-29 23:22:52
● 2026-07-17 23:38:56
● 2026-07-17 23:38:58
●A2606:4700:3034::ac43:bf912026-07-17 → 2026-07-17 · 3 obs
○ 2026-04-29 23:22:52
● 2026-07-17 23:38:56
● 2026-07-17 23:38:58
●A2606:4700:3035::6815:54722026-07-17 → 2026-07-17 · 3 obs
○ 2026-04-29 23:22:52
● 2026-07-17 23:38:56
● 2026-07-17 23:38:58
○A37.153.170.32026-04-29 → 2026-04-29 · 4 obs
○ 2026-04-02 01:18:38
● 2026-04-29 23:22:52
○ 2026-07-17 23:38:56
○ 2026-07-17 23:38:58
○A37.153.170.42026-04-29 → 2026-04-29 · 4 obs
○ 2026-04-02 01:18:38
● 2026-04-29 23:22:52
○ 2026-07-17 23:38:56
○ 2026-07-17 23:38:58
○A74.208.108.1192016-03-12 → 2016-03-12 · 4 obs
○ 2015-12-19 14:00:06
● 2016-03-12 10:21:00
○ 2016-07-13 03:26:16
○ 2026-07-17 23:38:58
○A74.208.215.1262016-07-13 → 2016-07-20 · 5 obs
○ 2016-03-12 10:21:00
● 2016-07-13 03:26:16
● 2016-07-20 11:10:48
○ 2017-03-31 10:49:06
○ 2026-07-17 23:38:58
○A74.208.236.32017-03-31 → 2020-04-04 · 5 obs
○ 2016-07-20 11:10:48
● 2017-03-31 10:49:06
● 2020-04-04 12:08:16
○ 2026-03-01 17:52:36
○ 2026-07-17 23:38:58
○A74.208.63.1842015-08-10 → 2015-12-19 · 4 obs
● 2015-08-10 18:20:38
● 2015-12-19 14:00:06
○ 2016-03-12 10:21:00
○ 2026-07-17 23:38:58
○A91.192.107.1052026-03-01 → 2026-04-02 · 5 obs
○ 2020-04-04 12:08:16
● 2026-03-01 17:52:36
● 2026-04-02 01:18:38
○ 2026-04-29 23:22:52
○ 2026-07-17 23:38:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net...-
21-id.comclint.ns.cloudflare.com, serenity.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.90

NS records: clint.ns.cloudflare.com, serenity.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21-id.com (unsigned zone)

⏱️ Timing

Total: 747ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.84.114, 172.67.191.145
AAAA22606:4700:3035::6815:5472, 2606:4700:3034::ac43:bf91
NS2clint.ns.cloudflare.com, serenity.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT1google-site-verification=uQK8LdU6I4bmrbZ
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1clint.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

21-id.com points to the four IP addresses 104.21.84.114, 172.67.191.145, 2606:4700:3034::ac43:bf91 and 2606:4700:3035::6815:5472.

Among the host names that share IP numbers with 21-id.com are school.edu.sa, affiliated-business.com, webdisk.malewa.co.ke and two others.

Name Servers

21-id.com has two authoritative name servers — clint.ns.cloudflare.com and serenity.ns.cloudflare.com.

21-id.com has the same name server delegation as a number of other domains, such as ttha.org.tw, 6an.com.tw, tycoc.tw and two more.

The name servers of 21-id.com overlap at least partially with those of other domains — among them 4wbx21jt5k.top, ferandalomethiravonsia.rest, boosterpoint.pl and two more.

These name servers commonly appear alongside the name servers wally.ns.cloudflare.com and brad.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

clint.ns.cloudflare.com points to 108.162.193.90, 172.64.33.90, 173.245.59.90 and 3 other IP addresses.

serenity.ns.cloudflare.com points to 108.162.194.108, 162.159.38.108, 172.64.34.108 and 3 other IP addresses.

Mail Servers

21-id.com routes its mail through a single mail server, smtp.google.com.

smtp.google.com directs to 9 IP numbers, including 142.251.163.26, 142.251.163.27 and 142.251.167.26, along with 6 other.