ocsms.dsic21.com - robtex.com

ocsms.dsic21.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:96fe🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:87🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.0.135Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.150.254🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.0.135, 172.67.150.254
IPv62606:4700:3030::ac43:96fe, 2606:4700:3034::6815:87

dsic21.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:96fe🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:87🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.0.135Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.150.254🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelma.ns.cloudflare.com ⭐
NSlou.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.0.135, 172.67.150.254
IPv62606:4700:3030::ac43:96fe, 2606:4700:3034::6815:87
SOAelma.ns.cloudflare.comdns@cloudflare.com serial=2398977941

Previously NS for

dsic21.co.kr
dsic21.com

Same first word

ocsms.com

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DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026A104.21.0.135172.67.150.2542606:4700:3030::ac43:96fe2606:4700:3034::6815:87188.114.96.0188.114.97.0192.168.2.882a06:98c1:3120::2a06:98c1:3121::
●A104.21.0.1352026-03-06 → 2026-03-29 · 5 obs
○ 2026-02-15 12:34:00
● 2026-03-06 14:52:22
○ 2026-03-26 01:03:22
● 2026-03-26 14:03:24
● 2026-03-29 05:34:36
●A172.67.150.2542026-03-06 → 2026-03-29 · 5 obs
○ 2026-02-15 12:34:00
● 2026-03-06 14:52:22
○ 2026-03-26 01:03:22
● 2026-03-26 14:03:24
● 2026-03-29 05:34:36
○A188.114.96.02026-02-15 → 2026-03-26 · 6 obs
○ 2017-08-27 09:13:08
● 2026-02-15 12:34:00
○ 2026-03-06 14:52:22
● 2026-03-26 01:03:22
○ 2026-03-26 14:03:24
○ 2026-03-29 05:34:36
○A188.114.97.02026-02-15 → 2026-03-26 · 6 obs
○ 2017-08-27 09:13:08
● 2026-02-15 12:34:00
○ 2026-03-06 14:52:22
● 2026-03-26 01:03:22
○ 2026-03-26 14:03:24
○ 2026-03-29 05:34:36
○A192.168.2.882015-07-14 → 2017-08-27 · 4 obs
● 2015-07-14 12:47:02
● 2017-08-27 09:13:08
○ 2026-02-15 12:34:00
○ 2026-03-29 05:34:36
●A2606:4700:3030::ac43:96fe2026-03-06 → 2026-03-29 · 5 obs
○ 2026-02-15 12:34:00
● 2026-03-06 14:52:22
○ 2026-03-26 01:03:22
● 2026-03-26 14:03:24
● 2026-03-29 05:34:36
●A2606:4700:3034::6815:872026-03-06 → 2026-03-29 · 5 obs
○ 2026-02-15 12:34:00
● 2026-03-06 14:52:22
○ 2026-03-26 01:03:22
● 2026-03-26 14:03:24
● 2026-03-29 05:34:36
○A2a06:98c1:3120::2026-02-15 → 2026-03-26 · 6 obs
○ 2017-08-27 09:13:08
● 2026-02-15 12:34:00
○ 2026-03-06 14:52:22
● 2026-03-26 01:03:22
○ 2026-03-26 14:03:24
○ 2026-03-29 05:34:36
○A2a06:98c1:3121::2026-02-15 → 2026-03-26 · 6 obs
○ 2017-08-27 09:13:08
● 2026-02-15 12:34:00
○ 2026-03-06 14:52:22
● 2026-03-26 01:03:22
○ 2026-03-26 14:03:24
○ 2026-03-29 05:34:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...-
dsic21.comelma.ns.cloudflare.com, lou.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.199

NS records: elma.ns.cloudflare.com, lou.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dsic21.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.150.254, 104.21.0.135
AAAA22606:4700:3030::ac43:96fe, 2606:4700:3034::6815:87
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ocsms.dsic21.com maps to four IP numbers: 2606:4700:3030::ac43:96fe, 2606:4700:3034::6815:87, 104.21.0.135 and 172.67.150.254.

Other host names such as narquibelyon.com, kte.com.pk, indtopten.com, spcws.cc and www.zlibyou.online share IPs with ocsms.dsic21.com.