tech4.org - dns.ninja
tech4.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.189.155.92🇩🇪 CONTABO5.189.144.0/20 | ||||||
| PTR | tech4.org | ||||||
| NS | ns1.gandi.net ⭐ | ||||||
| A | 2001:4b98:aaaa::2🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider | ||||||
| PTR | ns-1-a.gandi.net | ||||||
| A | 173.246.100.2🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A | ||||||
| PTR | ns-1-a.gandi.net | ||||||
| NS | ns-107-b.gandi.net | ||||||
| A | 2001:4b98:aaab::6c🇫🇷 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 | ||||||
| PTR | ns-107-b.gandi.net | ||||||
| A | 213.167.230.108🇫🇷 GANDI-LIVEDNS213.167.230.0/24 GANDI is an ICANN accredited registrar and Cloud services provider | ||||||
| PTR | ns-107-b.gandi.net | ||||||
| NS | ns-7-a.gandi.net | ||||||
| A | 2001:4b98:aaaa::8🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider | ||||||
| PTR | ns-7-a.gandi.net | ||||||
| A | 173.246.100.8🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A | ||||||
| PTR | ns-7-a.gandi.net | ||||||
| NS | ns-75-c.gandi.net | ||||||
| A | 2604:3400:aaac::4c🇺🇸 GANDI-LIVEDNS2604:3400:aaac::/48 Gandi US Inc. | ||||||
| PTR | ns-75-c.gandi.net | ||||||
| A | 217.70.187.76🇫🇷 GANDI-LIVEDNS217.70.187.0/24 GANDI is an ICANN accredited registrar and Cloud services provider | ||||||
| PTR | ns-75-c.gandi.net | ||||||
| MX | mail.tech4.org ⭐ | ||||||
| A | 154.53.33.20🇺🇸 CONTABO-USA154.53.32.0/21 Route Registered for Cogent Communications Customer- Contabo Inc | ||||||
| PTR | vmi2652059.contaboserver.net | ||||||
| TXT | v=spf1 include:spf.tech4.org ~all | ||||||
| TXT | t-verify=a8369f896cb5d25aecc2fde4ab00ccb5 | ||||||
| SOA | ns1.gandi.nethostmaster@gandi.net serial=1785974400 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1786434375 | ||||||
PTR for
Subdomains
mail.tech4.org |
Same first word
Similar names
DNS History
16 records (6 active, 10 former)
○NSdns1.name-services.com2017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 11:14:24
○ 2026-02-16 03:21:34
○ 2026-08-11 07:56:46
○NSdns2.name-services.com2017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 11:14:24
○ 2026-02-16 03:21:34
○ 2026-08-11 07:56:46
○NSdns3.name-services.com2017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 11:14:24
○ 2026-02-16 03:21:34
○ 2026-08-11 07:56:46
○NSdns4.name-services.com2017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 11:14:24
○ 2026-02-16 03:21:34
○ 2026-08-11 07:56:46
○NSdns5.name-services.com2017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 11:14:24
○ 2026-02-16 03:21:34
○ 2026-08-11 07:56:46
●NSns-107-b.gandi.net2026-02-16 → 2026-08-11 · 3 obs
● 2026-02-16 03:21:34
● 2026-08-11 07:56:46
●NSns-7-a.gandi.net2026-02-16 → 2026-08-11 · 3 obs
● 2026-02-16 03:21:34
● 2026-08-11 07:56:46
●NSns-75-c.gandi.net2026-02-16 → 2026-08-11 · 3 obs
● 2026-02-16 03:21:34
● 2026-08-11 07:56:46
○NSns.buydomains.com2015-05-06 → 2016-04-26 · 4 obs
● 2016-04-26 01:51:04
○ 2017-03-30 11:14:24
○ 2026-08-11 07:56:46
●NSns1.gandi.net2026-02-16 → 2026-08-11 · 3 obs
● 2026-02-16 03:21:34
● 2026-08-11 07:56:46
●MXmail.tech4.org2026-02-16 → 2026-08-11 · 2 obs
● 2026-08-11 07:56:46
○A207.148.248.1432015-10-02 → 2016-04-26 · 5 obs
● 2015-10-02 11:18:14
● 2016-04-26 01:51:04
○ 2017-03-30 11:14:24
○ 2026-08-11 07:56:46
●A5.189.155.922026-02-16 → 2026-08-11 · 3 obs
● 2026-02-16 03:21:34
● 2026-08-11 07:56:46
○A66.151.181.492015-05-06 → 2015-05-06 · 3 obs
○ 2015-10-02 11:18:14
○ 2026-08-11 07:56:46
○A98.124.243.452017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 11:14:24
○ 2026-02-16 03:21:34
○ 2026-08-11 07:56:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| tech4.org | ns-75-c.gandi.net, ns-7-a.gandi.net, ns-107-b.gandi.net | - |
✅ Authoritative Response
Server:213.167.230.108
NS records: ns-75-c.gandi.net, ns-7-a.gandi.net, ns-107-b.gandi.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tech4.org (unsigned zone)
⏱️ Timing
Total: 685ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.189.155.92 |
| NS | 3 | ns-7-a.gandi.net, ns-107-b.gandi.net... |
| MX | 1 | mail.tech4.org (pri: 10) |
| TXT | 2 | v=spf1 include:spf.tech4.org ~all, t-verify=a8369f896cb5d25aecc2fde4ab00ccb |
| SOA | 1 | ns1.gandi.net hostmaster.gandi.net |
Analysis
Hierarchy
tech4.org serves as the parent of mail.tech4.org.
IP Addresses
tech4.org has exactly one IP address — 5.189.155.92.
Name Servers
Four name servers handle the delegation for tech4.org: ns-107-b.gandi.net, ns-7-a.gandi.net, ns-75-c.gandi.net and ns1.gandi.net.
tech4.org has at least partial name server overlap with other domains, such as philipponnat.com, canex.africa, ofi-lux.com and two others.
ns-237-a.gandi.net, ns-157-b.gandi.net and ns-225-a.gandi.net — plus 3 other name servers — are commonly paired with these name servers.
ns-107-b.gandi.net, ns-7-a.gandi.net, ns-75-c.gandi.net and ns1.gandi.net all point to exactly two IP numbers each: ns-107-b.gandi.net → 213.167.230.108 and 2001:4b98:aaab::6c; ns-7-a.gandi.net → 173.246.100.8 and 2001:4b98:aaaa::8; ns-75-c.gandi.net → 217.70.187.76 and 2604:3400:aaac::4c; ns1.gandi.net → 173.246.100.2 and 2001:4b98:aaaa::2.
Mail Servers
tech4.org uses one mail server — mail.tech4.org.
mail.tech4.org resolves to a single IP number: 154.53.33.20.