www.opcode.pl - robtex.com

www.opcode.pl

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:9ccf🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:82b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.43Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.207🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.43, 172.67.156.207
IPv62606:4700:3031::ac43:9ccf, 2606:4700:3037::6815:82b

opcode.pl

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:9ccf🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:82b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.43Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.207🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgrace.ns.cloudflare.com ⭐
NSmemphis.ns.cloudflare.com
MXmail.opcode.pl ⭐
TXTgoogle-site-verification=vhJnZMLmzoHbTOLNaqP1k1es0i7zkPcC1nUspNOwkBY
TXTv=spf1 a mx ip4:91.227.122.4 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.43, 172.67.156.207
IPv62606:4700:3031::ac43:9ccf, 2606:4700:3037::6815:82b
SOAgrace.ns.cloudflare.comdns@cloudflare.com serial=2395887253

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DNS History

5 records (4 active, 1 former)

2017201820192020202120222023202420252026A104.21.8.43172.67.156.2072606:4700:3031::ac43:9ccf2606:4700:3037::6815:82b91.227.122.4
●A104.21.8.432026-02-28 → 2026-03-26 · 3 obs
○ 2018-10-20 14:50:56
● 2026-02-28 18:21:42
● 2026-03-26 09:42:48
●A172.67.156.2072026-02-28 → 2026-03-26 · 3 obs
○ 2018-10-20 14:50:56
● 2026-02-28 18:21:42
● 2026-03-26 09:42:48
●A2606:4700:3031::ac43:9ccf2026-02-28 → 2026-03-26 · 3 obs
○ 2018-10-20 14:50:56
● 2026-02-28 18:21:42
● 2026-03-26 09:42:48
●A2606:4700:3037::6815:82b2026-02-28 → 2026-03-26 · 3 obs
○ 2018-10-20 14:50:56
● 2026-02-28 18:21:42
● 2026-03-26 09:42:48
○A91.227.122.42016-12-12 → 2018-10-20 · 4 obs
● 2016-12-12 09:09:40
● 2018-10-20 14:50:56
○ 2026-02-28 18:21:42
○ 2026-03-26 09:42:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pla-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...-
opcode.plmemphis.ns.cloudflare.com, grace.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.189

NS records: memphis.ns.cloudflare.com, grace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opcode.pl (unsigned zone)

⏱️ Timing

Total: 1524ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.156.207, 104.21.8.43
AAAA22606:4700:3031::ac43:9ccf, 2606:4700:3037::6815:82b
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.opcode.pl points to four IP numbers: 2606:4700:3031::ac43:9ccf, 2606:4700:3037::6815:82b, 104.21.8.43 and 172.67.156.207.

Other host names, for instance stabroek.market, 317942.com, qqpig.cn, betasimracing.com and tagsfinder.com share IP numbers with www.opcode.pl.