webmail.sickmann.nl - robtex.com

webmail.sickmann.nl

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:28bf🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:bc41🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.40.191Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.65🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.40.191, 172.67.188.65
IPv62606:4700:3033::6815:28bf, 2606:4700:3035::ac43:bc41

sickmann.nl

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:28bf🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:bc41🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.40.191Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.65🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlisa.ns.cloudflare.com ⭐
NSmoura.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTgoogle-site-verification=rzMJe6Lk6P04hZB62I4RuRyRthJ-D2TPPAH2LjCHQD0
TXTv=spf1 a mx include:mxo.ispnoc.eu include:servers.mcsv.net include:spf.occhio...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.40.191, 172.67.188.65
IPv62606:4700:3033::6815:28bf, 2606:4700:3035::ac43:bc41
SOAlisa.ns.cloudflare.comdns@cloudflare.com serial=2400013787

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.40.191172.67.188.652606:4700:3033::6815:28bf2606:4700:3035::ac43:bc4162.221.203.9CNAMEs1201.occhio.nl
●A104.21.40.1912026-02-17 → 2026-03-31 · 3 obs
○ 2016-07-26 06:09:54
● 2026-02-17 08:18:36
● 2026-03-31 07:22:12
●A172.67.188.652026-02-17 → 2026-03-31 · 3 obs
○ 2016-07-26 06:09:54
● 2026-02-17 08:18:36
● 2026-03-31 07:22:12
●A2606:4700:3033::6815:28bf2026-02-17 → 2026-03-31 · 3 obs
○ 2016-07-26 06:09:54
● 2026-02-17 08:18:36
● 2026-03-31 07:22:12
●A2606:4700:3035::ac43:bc412026-02-17 → 2026-03-31 · 3 obs
○ 2016-07-26 06:09:54
● 2026-02-17 08:18:36
● 2026-03-31 07:22:12
○A62.221.203.92015-06-09 → 2016-07-26 · 4 obs
● 2015-06-09 08:59:38
● 2016-07-26 06:09:54
○ 2026-02-17 08:18:36
○ 2026-03-31 07:22:12
○CNAMEs1201.occhio.nl2015-06-09 → 2026-02-17 · 4 obs
● 2015-06-09 08:59:38
● 2026-02-17 08:18:36
○ 2026-02-17 19:11:46
○ 2026-03-31 07:22:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
sickmann.nllisa.ns.cloudflare.com, moura.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.131

NS records: lisa.ns.cloudflare.com, moura.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sickmann.nl (unsigned zone)

⏱️ Timing

Total: 1222ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.188.65, 104.21.40.191
AAAA22606:4700:3033::6815:28bf, 2606:4700:3035::ac43:bc41
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

webmail.sickmann.nl maps to four IP numbers: 2606:4700:3033::6815:28bf, 2606:4700:3035::ac43:bc41, 104.21.40.191 and 172.67.188.65.

other host names include www.seedsofhealth.co.uk, pshs.pl, henansanqi.com, 80018t.com and points-rewards-claimd-eg.cc; they share IP numbers with webmail.sickmann.nl.