opencascade.org - robtex.com

opencascade.org

DNSSEC⚠️ Not signed
A5.196.194.182🇫🇷 OVH5.196.0.0/16
PTRovh-gate-6.opencascade.com
A91.121.49.128🇫🇷 OVH91.121.0.0/16 ISP Paris, France
NSns1.gandi.net ⭐
A2001:4b98:aaaa::2🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider
PTRns-1-a.gandi.net
A173.246.100.2🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A
PTRns-1-a.gandi.net
NSns-187-a.gandi.net
A2001:4b98:aaaa::bc🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider
PTRns-187-a.gandi.net
A173.246.100.188🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A
PTRns-187-a.gandi.net
NSns-73-b.gandi.net
A2001:4b98:aaab::4a🇫🇷 GANDI-LIVEDNS2001:4b98:aaab::/48 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net
PTRns-73-b.gandi.net
A213.167.230.74🇫🇷 GANDI-LIVEDNS213.167.230.0/24 GANDI is an ICANN accredited registrar and Cloud services provider
PTRns-73-b.gandi.net
NSns-99-c.gandi.net
A2604:3400:aaac::64🇺🇸 GANDI-LIVEDNS2604:3400:aaac::/48 Gandi US Inc.
PTRns-99-c.gandi.net
A217.70.187.100🇫🇷 GANDI-LIVEDNS217.70.187.0/24 GANDI is an ICANN accredited registrar and Cloud services provider
PTRns-99-c.gandi.net
MXowa.opencascade.com ⭐
A91.134.174.37🇫🇷 OVH91.134.0.0/16
PTRowa.opencascade.com
TXTv=spf1 a:mailers.opencascade.com mx -all
SOAns1.gandi.nethostmaster@gandi.net serial=1772064000

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=1771291736
rank #224699 globally
rank #17199 in the tld
WOT: SAFE (67/100)
📈 Tranco rank: #279,171

Subdomains

dev.opencascade.org

Same first word

opencascade.org
opencascade.com

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSns-187-a.gandi.netns-73-b.gandi.netns-99-c.gandi.netns1.gandi.neta.dns.gandi.netb.dns.gandi.netc.dns.gandi.netMXowa.opencascade.commail.opencascade.comA5.196.194.18291.121.49.128188.165.114.136
○NSa.dns.gandi.net2015-07-05 → 2017-07-26 · 4 obs
● 2015-07-05 14:10:10
● 2017-07-26 02:39:12
○ 2026-02-17 03:05:24
○ 2026-03-01 13:58:34
○NSb.dns.gandi.net2015-07-05 → 2017-07-26 · 4 obs
● 2015-07-05 14:10:10
● 2017-07-26 02:39:12
○ 2026-02-17 03:05:24
○ 2026-03-01 13:58:34
○NSc.dns.gandi.net2015-07-05 → 2017-07-26 · 4 obs
● 2015-07-05 14:10:10
● 2017-07-26 02:39:12
○ 2026-02-17 03:05:24
○ 2026-03-01 13:58:34
●NSns-187-a.gandi.net2026-02-17 → 2026-03-01 · 3 obs
○ 2017-07-26 02:39:12
● 2026-02-17 03:05:24
● 2026-03-01 13:58:34
●NSns-73-b.gandi.net2026-02-17 → 2026-03-01 · 3 obs
○ 2017-07-26 02:39:12
● 2026-02-17 03:05:24
● 2026-03-01 13:58:34
●NSns-99-c.gandi.net2026-02-17 → 2026-03-01 · 3 obs
○ 2017-07-26 02:39:12
● 2026-02-17 03:05:24
● 2026-03-01 13:58:34
●NSns1.gandi.net2026-02-17 → 2026-03-01 · 3 obs
○ 2017-07-26 02:39:12
● 2026-02-17 03:05:24
● 2026-03-01 13:58:34
○MXmail.opencascade.com2015-07-05 → 2017-07-26 · 4 obs
● 2015-07-05 14:10:10
● 2017-07-26 02:39:12
○ 2026-02-17 03:05:24
○ 2026-03-01 13:58:34
●MXowa.opencascade.com2026-02-17 → 2026-03-01 · 3 obs
○ 2017-07-26 02:39:12
● 2026-02-17 03:05:24
● 2026-03-01 13:58:34
○A188.165.114.1362015-07-05 → 2017-07-26 · 4 obs
● 2015-07-05 14:10:10
● 2017-07-26 02:39:12
○ 2026-02-17 03:05:24
○ 2026-03-01 13:58:34
●A5.196.194.1822026-02-17 → 2026-03-01 · 3 obs
○ 2017-07-26 02:39:12
● 2026-02-17 03:05:24
● 2026-03-01 13:58:34
●A91.121.49.1282026-02-17 → 2026-03-01 · 3 obs
○ 2017-07-26 02:39:12
● 2026-02-17 03:05:24
● 2026-03-01 13:58:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org-
opencascade.orgns-73-b.gandi.net, ns-187-a.gandi.net, ns-99-c.gandi.net-

✅ Authoritative Response

Server: 217.70.187.100

NS records: ns-73-b.gandi.net, ns-187-a.gandi.net, ns-99-c.gandi.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opencascade.org (unsigned zone)

⏱️ Timing

Total: 539ms | Queries: -

📄 Records

TypeCountSample Data
A291.121.49.128, 5.196.194.182
NS3ns-99-c.gandi.net, ns-187-a.gandi.net...
MX1owa.opencascade.com (pri: 10)
TXT1v=spf1 a:mailers.opencascade.com mx -all
SOA1ns1.gandi.net hostmaster.gandi.net

Analysis

Hierarchy

dev.opencascade.org has opencascade.org as its parent.

IP Addresses

opencascade.org points to two IPs: 5.196.194.182 and 91.121.49.128.

Other host names, for instance ovh-gate-5.opencascade.com, opencascade.com, r11561.ovh.net, ovh-gate-6.opencascade.com and ovh-gates.opencascade.com share IP numbers with opencascade.org.

Name Servers

opencascade.org is delegated to four name servers: ns-187-a.gandi.net, ns-73-b.gandi.net, ns-99-c.gandi.net and ns1.gandi.net.

opencascade.org at least partially shares name servers with other domains such as manicmechanicfnq.com, centralpay.net, ingrema.ch, 5aseco.com.br and onemesh.fr.

These name servers are often used together with ns-239-c.gandi.net, ns-219-b.gandi.net, ns-25-c.gandi.net, ns-89-b.gandi.net, ns-252-b.gandi.net, ns-236-b.gandi.net, ns-162-c.gandi.net, ns-106-b.gandi.net, ns-50-b.gandi.net and ns-180-c.gandi.net.

Host names with two IP numbers:

ns-187-a.gandi.net points to 2001:4b98:aaaa::bc and 173.246.100.188

ns-73-b.gandi.net points to 2001:4b98:aaab::4a and 213.167.230.74

ns-99-c.gandi.net points to 2604:3400:aaac::64 and 217.70.187.100

ns1.gandi.net points to 2001:4b98:aaaa::2 and 173.246.100.2

Mail Servers

opencascade.org is handled by a single mail server, owa.opencascade.com.

owa.opencascade.com points to one IP number: 91.134.174.37.