www.roundcube.net - robtex.com

www.roundcube.net

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:3e3🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:99bd🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.3.227Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.153.189🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.3.227, 172.67.153.189
IPv62606:4700:3032::6815:3e3, 2606:4700:3033::ac43:99bd

roundcube.net

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:3e3🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:99bd🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.3.227Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.153.189🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSwill.ns.cloudflare.com ⭐
NSzelda.ns.cloudflare.com
MXaspmx1.migadu.com ⭐
MXaspmx2.migadu.com(20)
TXThosted-email-verify=qorqxg3t
TXTv=spf1 include:spf.migadu.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.3.227, 172.67.153.189
IPv62606:4700:3032::6815:3e3, 2606:4700:3033::ac43:99bd
SOAwill.ns.cloudflare.comdns@cloudflare.com serial=2398275647
WOT: SAFE (95/100)
rank #16087 globally
rank #490 in the tld
WOT: SAFE (95/100)
📈 Tranco rank: #53,642

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DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026A104.21.3.227172.67.153.1892606:4700:3032::6815:3e32606:4700:3033::ac43:99bd104.27.158.146104.27.159.1462400:cb00:2048:1::681b:9e922400:cb00:2048:1::681b:9f92
●A104.21.3.2272026-02-15 → 2026-03-20 · 3 obs
○ 2017-06-17 06:28:56
● 2026-02-15 21:43:06
● 2026-03-20 22:02:36
○A104.27.158.1462015-08-17 → 2017-06-17 · 4 obs
● 2015-08-17 23:40:56
● 2017-06-17 06:28:56
○ 2026-02-15 21:43:06
○ 2026-03-20 22:02:36
○A104.27.159.1462015-08-17 → 2017-06-17 · 4 obs
● 2015-08-17 23:40:56
● 2017-06-17 06:28:56
○ 2026-02-15 21:43:06
○ 2026-03-20 22:02:36
●A172.67.153.1892026-02-15 → 2026-03-20 · 3 obs
○ 2017-06-17 06:28:56
● 2026-02-15 21:43:06
● 2026-03-20 22:02:36
○A2400:cb00:2048:1::681b:9e922016-11-13 → 2017-06-17 · 5 obs
○ 2015-08-17 23:40:56
● 2016-11-13 10:53:06
● 2017-06-17 06:28:56
○ 2026-02-15 21:43:06
○ 2026-03-20 22:02:36
○A2400:cb00:2048:1::681b:9f922016-11-13 → 2017-06-17 · 5 obs
○ 2015-08-17 23:40:56
● 2016-11-13 10:53:06
● 2017-06-17 06:28:56
○ 2026-02-15 21:43:06
○ 2026-03-20 22:02:36
●A2606:4700:3032::6815:3e32026-02-15 → 2026-03-20 · 3 obs
○ 2017-06-17 06:28:56
● 2026-02-15 21:43:06
● 2026-03-20 22:02:36
●A2606:4700:3033::ac43:99bd2026-02-15 → 2026-03-20 · 3 obs
○ 2017-06-17 06:28:56
● 2026-02-15 21:43:06
● 2026-03-20 22:02:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
netk.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net...-
roundcube.netwill.ns.cloudflare.com, zelda.ns.cloudflare.com-

✅ Authoritative Response

Server: 108.162.193.149

NS records: will.ns.cloudflare.com, zelda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for roundcube.net (unsigned zone)

⏱️ Timing

Total: 442ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.3.227, 172.67.153.189
AAAA22606:4700:3033::ac43:99bd, 2606:4700:3032::6815:3e3
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.roundcube.net points to four IP numbers: 2606:4700:3032::6815:3e3, 2606:4700:3033::ac43:99bd, 104.21.3.227 and 172.67.153.189.

Other host names, for instance uavesti.com.ua, aboutasiaschools.org, 8bby.com, 83h6.com and www.dydog.net share IP numbers with www.roundcube.net.