is-jo.org - robtex.com
is-jo.org
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=1774818991 | ||||||
Subdomains
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSns1.hans.hosteurope.de2015-07-01 → 2016-02-22 · 4 obs
● 2016-02-22 17:46:26
○ 2016-06-29 10:00:22
○ 2026-03-29 21:31:02
●NSns1.world4you.at2016-06-29 → 2026-03-29 · 3 obs
● 2016-06-29 10:00:22
● 2026-03-29 21:31:02
○NSns2.hans.hosteurope.de2015-07-01 → 2016-02-22 · 4 obs
● 2016-02-22 17:46:26
○ 2016-06-29 10:00:22
○ 2026-03-29 21:31:02
●NSns2.world4you.at2016-06-29 → 2026-03-29 · 3 obs
● 2016-06-29 10:00:22
● 2026-03-29 21:31:02
●MXisjo-org0e.mail.eo.outlook.com2019-12-25 → 2026-03-29 · 3 obs
● 2019-12-25 04:17:36
● 2026-03-29 21:31:02
○MXmail.is-jo.org2015-07-01 → 2017-02-17 · 4 obs
● 2017-02-17 18:36:46
○ 2019-12-25 04:17:36
○ 2026-03-29 21:31:02
○A176.28.13.362015-07-01 → 2016-02-22 · 4 obs
● 2016-02-22 17:46:26
○ 2016-06-29 10:00:22
○ 2026-03-29 21:31:02
○A81.19.145.772016-06-29 → 2017-02-17 · 5 obs
● 2016-06-29 10:00:22
● 2017-02-17 18:36:46
○ 2019-12-25 04:17:36
○ 2026-03-29 21:31:02
●A81.19.159.572019-12-25 → 2026-03-29 · 3 obs
● 2019-12-25 04:17:36
● 2026-03-29 21:31:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| is-jo.org | ns1.world4you.at, ns2.world4you.at | - |
✅ Authoritative Response
Server:217.160.82.253
NS records: ns1.world4you.at, ns2.world4you.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for is-jo.org (unsigned zone)
⏱️ Timing
Total: 1076ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.19.159.57 |
| NS | 2 | ns2.world4you.at, ns1.world4you.at |
| MX | 1 | isjo-org0e.mail.eo.outlook.com (pri: 10) |
| TXT | 2 | MS=ms93355268, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
Analysis
Hierarchy
is-jo.org is a parent of mail.is-jo.org and www.is-jo.org.
IP Addresses
is-jo.org resolves to one IP number: 81.19.159.57.
Other host names, for instance klauskern.at, erlebenundhandeln.at, www.1stgate.at, beziehungs-kiste.at and www.dr-stoss.at share IP numbers with is-jo.org.
Name Servers
is-jo.org's delegation uses two name servers: ns1.world4you.at and ns2.world4you.at.
is-jo.org uses the same name server setup as other domains, such as ipe-terrassendielen.ch, saengerlale.at, drve.at, ansfeldner-tanzlmusi.at and roehrenbacher-widhalm.at.
Host names with two IPs:
ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253
ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253
Mail Servers
A single mail server handles is-jo.org, isjo-org0e.mail.eo.outlook.com.
Host isjo-org0e.mail.eo.outlook.com points to eight IPs: 2a01:111:f403:ca04::e, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::c, 52.101.68.8, 52.101.68.21, 52.101.68.39 and 52.101.73.1.