colon-online.com - robtex.com

colon-online.com

DNSSEC⚠️ Not signed
A2a01:238:20a:202:1075::🇩🇪 STRATO2a01:238:20a::/48 Strato AG
A81.169.145.75🇩🇪 STRATO81.169.144.0/22 AG
NSdocks20.rzone.de ⭐
A2001:8d8:fe:53:5747:2a74:d:20🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRdocks20.rzone.de
A217.160.80.147🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRdocks20.rzone.de
NSshades11.rzone.de
A2607:f1c0:fe:53:185:132:34:138🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRshades11.rzone.de
A185.132.34.138🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRshades11.rzone.de
MXsmtpin.rzone.de ⭐
A2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG
PTRsmtpin.rzone.de
A81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG
PTRsmtpin.rzone.de
SOAdocks20.rzone.dehostmaster@strato-rz.de 2020-07-11 #4

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=1775966497

Same first word

colon-online.com

DNS History

5 records (5 active, 0 former)

NSdocks20.rzone.deshades11.rzone.deMXsmtpin.rzone.deA2a01:238:20a:202:1075::81.169.145.75
●NSdocks20.rzone.de2026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 15:19:32
● 2026-04-12 04:22:24
●NSshades11.rzone.de2026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 15:19:32
● 2026-04-12 04:22:24
●MXsmtpin.rzone.de2026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 15:19:32
● 2026-04-12 04:22:24
●A2a01:238:20a:202:1075::2026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 15:19:32
● 2026-04-12 04:22:24
●A81.169.145.752026-03-03 → 2026-04-12 · 2 obs
● 2026-03-03 15:19:32
● 2026-04-12 04:22:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net...-
colon-online.comshades11.rzone.de, docks20.rzone.de-

✅ Authoritative Response

Server:185.132.34.138

NS records: shades11.rzone.de, docks20.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colon-online.com (unsigned zone)

⏱️ Timing

Total: 491ms | Queries: -

📄 Records

TypeCountSample Data
A181.169.145.75
AAAA12a01:238:20a:202:1075::
NS2docks20.rzone.de, shades11.rzone.de
MX1smtpin.rzone.de (pri: 5)
SOA1docks20.rzone.de hostmaster.strato-rz.de

Analysis

IP Addresses

colon-online.com points to two IP numbers: 2a01:238:20a:202:1075:: and 81.169.145.75.

Other host names, for instance cte-cleantech.de, trustabletechsupport.com, hf-treuhand.eu, ransburg.me and t-boerse.de share IP numbers with colon-online.com.

Name Servers

colon-online.com's delegation is to two name servers docks20.rzone.de and shades11.rzone.de.

colon-online.com shares the same name server configuration as other domains, such as sylttip.de, sebmart.org, aminal.eu, itbelongs.com and wawamo.net.

colon-online.com at least partially shares its name servers with other domains, for instance familienrecht-aktuell.com, elrasa.de, kauftmanhier.de, svengnaedig.de and sumadrid.es.

These name servers are commonly used with shades09.rzone.de, shades02.rzone.de, shades05.rzone.de, docks18.rzone.de, docks03.rzone.de, docks19.rzone.de, docks10.rzone.de, shades15.rzone.de, shades04.rzone.de and docks14.rzone.de.

Host names with two IP numbers: docks20.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:20 and 217.160.80.147; shades11.rzone.de points to 2607:f1c0:fe:53:185:132:34:138 and 185.132.34.138

Mail Servers

colon-online.com is served by a single mail server, smtpin.rzone.de.

colon-online.com uses the same mail server setup as other domains such as punktecard.com, bgug.de, sollit.net, 88-mittelschule-dresden-web.de and bit-profiler.com.

Hostname smtpin.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.