onconcrete.org - robtex.com

onconcrete.org

DNSSEC⚠️ Not signed
A185.158.133.1🇩🇪 Cloudflare185.158.133.0/24
NSns1.your-server.de ⭐
A2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.your-server.de
A213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRns1.your-server.de
NSns.second-ns.com
A2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns.second-ns.com
A213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns.second-ns.com
NSns3.second-ns.de
A2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRns3.second-ns.de
A193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRns3.second-ns.de
MXwww687.your-server.de ⭐
A2a01:4f8:1061:207e::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRwww687.your-server.de
A157.90.191.195🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC
PTRwww687.your-server.de
TXTv=spf1 +a +mx ?all
SOAns1.your-server.depostmaster@your-server.de 2026-05-08 #0

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1778464915

Same first word

onconcrete.org

Similar names

concertone.org
econnector.dk
enconcreto.co
oncocenter.ro
oncocentre.org
enconcreto.mx
concreteon.com
enconcreto.com.mx
oncocenter.cl
oncocenter.de
econcentro.com
encocentro.com
concretone.com
oncocenter.org
connectreo.com
reconnecto.com
enconcreto.com

DNS History

10 records (5 active, 5 former)

20162017201820192020202120222023202420252026NSns.second-ns.comns1.your-server.dens3.second-ns.dens1.hostnet.nlns2.hostnetbv.comns3.hostnetbv.nlMXwww687.your-server.demailfilter.hostnet.nlA185.158.133.191.184.11.26
●NSns.second-ns.com2026-04-05 → 2026-05-11 · 3 obs
○ 2017-06-12 15:31:36
● 2026-04-05 05:45:54
● 2026-05-11 02:13:06
○NSns1.hostnet.nl2015-06-27 → 2017-06-12 · 4 obs
● 2015-06-27 07:54:06
● 2017-06-12 15:31:36
○ 2026-04-05 05:45:54
○ 2026-05-11 02:13:06
●NSns1.your-server.de2026-04-05 → 2026-05-11 · 3 obs
○ 2017-06-12 15:31:36
● 2026-04-05 05:45:54
● 2026-05-11 02:13:06
○NSns2.hostnetbv.com2015-06-27 → 2017-06-12 · 4 obs
● 2015-06-27 07:54:06
● 2017-06-12 15:31:36
○ 2026-04-05 05:45:54
○ 2026-05-11 02:13:06
○NSns3.hostnetbv.nl2015-06-27 → 2017-06-12 · 4 obs
● 2015-06-27 07:54:06
● 2017-06-12 15:31:36
○ 2026-04-05 05:45:54
○ 2026-05-11 02:13:06
●NSns3.second-ns.de2026-04-05 → 2026-05-11 · 3 obs
○ 2017-06-12 15:31:36
● 2026-04-05 05:45:54
● 2026-05-11 02:13:06
○MXmailfilter.hostnet.nl2015-06-27 → 2017-06-12 · 4 obs
● 2015-06-27 07:54:06
● 2017-06-12 15:31:36
○ 2026-04-05 05:45:54
○ 2026-05-11 02:13:06
●MXwww687.your-server.de2026-04-05 → 2026-05-11 · 3 obs
○ 2017-06-12 15:31:36
● 2026-04-05 05:45:54
● 2026-05-11 02:13:06
●A185.158.133.12026-04-05 → 2026-05-11 · 3 obs
○ 2017-06-12 15:31:36
● 2026-04-05 05:45:54
● 2026-05-11 02:13:06
○A91.184.11.262015-06-27 → 2017-06-12 · 4 obs
● 2015-06-27 07:54:06
● 2017-06-12 15:31:36
○ 2026-04-05 05:45:54
○ 2026-05-11 02:13:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
onconcrete.orgns3.second-ns.de, ns.second-ns.com, ns1.your-server.de-

✅ Authoritative Response

Server:193.47.99.4

NS records: ns3.second-ns.de, ns.second-ns.com, ns1.your-server.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for onconcrete.org (unsigned zone)

⏱️ Timing

Total: 691ms | Queries: -

📄 Records

TypeCountSample Data
A1185.158.133.1
NS3ns1.your-server.de, ns3.second-ns.de...
MX1www687.your-server.de (pri: 10)
TXT1v=spf1 +a +mx ?all
SOA1ns1.your-server.de postmaster.your-serve

Analysis

IP Addresses

onconcrete.org points to an IP address: 185.158.133.1.

other host names include evert.com, cnaventures.com, crystalstash.com, clira.io and ticketforsuccess.com; they share IP numbers with onconcrete.org.

Name Servers

onconcrete.org is delegated to three name servers ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

onconcrete.org at least partially shares name servers with other domains, for instance domi-edu.gr, mooddesigner.at, easywater.shop, qualido.net and birke-gmbh.com.

Host names with two IP numbers:

ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242; ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4; ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.

Mail Servers

onconcrete.org is handled by a single mail server, www687.your-server.de.

onconcrete.org uses the same mail server setup as other domains, for instance www687.your-server.de, ahureia.com, helpingneighbor.com, bst.de and sharanam.de.

onconcrete.org shares at least some mail servers with other domains, for instance dbj-tec.de.

these mail servers are commonly used together with mail.dbj-tec.de.

www687.your-server.de resolves to two IPs: 2a01:4f8:1061:207e::2 and 157.90.191.195.