sigmaxi.org - robtex.com
sigmaxi.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=1774406654 | ||||||
rank #7491 in the tld
WOT: SAFE (79/100)
📈 Tranco rank: #252,889
Subdomains
community.sigmaxi.org |
postdoc.sigmaxi.org |
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSipdnstool-02.dnvr.twtelecom.net2015-08-10 → 2015-12-06 · 4 obs
● 2015-12-06 22:01:30
○ 2016-06-29 20:55:56
○ 2026-03-25 02:56:58
○NSns1.twtelecom.net2015-08-10 → 2015-12-06 · 4 obs
● 2015-12-06 22:01:30
○ 2016-06-29 20:55:56
○ 2026-03-25 02:56:58
○NSns2.twtelecom.net2015-08-10 → 2015-12-06 · 4 obs
● 2015-12-06 22:01:30
○ 2016-06-29 20:55:56
○ 2026-03-25 02:56:58
●NSns43.worldnic.com2016-06-29 → 2026-03-25 · 3 obs
● 2016-06-29 20:55:56
● 2026-03-25 02:56:58
●NSns44.worldnic.com2016-06-29 → 2026-03-25 · 3 obs
● 2016-06-29 20:55:56
● 2026-03-25 02:56:58
○MXmx1.mail.twtelecom.net2015-08-10 → 2015-12-06 · 4 obs
● 2015-12-06 22:01:30
○ 2016-06-29 20:55:56
○ 2026-03-25 02:56:58
○MXmx2.mail.twtelecom.net2015-08-10 → 2015-12-06 · 4 obs
● 2015-12-06 22:01:30
○ 2016-06-29 20:55:56
○ 2026-03-25 02:56:58
●MXsigmaxi-org.mail.protection.outlook.com2015-08-10 → 2026-03-25 · 2 obs
● 2026-03-25 02:56:58
●A20.62.145.1282021-10-28 → 2026-03-25 · 3 obs
● 2021-10-28 00:09:30
● 2026-03-25 02:56:58
○A54.236.229.1582015-08-10 → 2017-05-08 · 4 obs
● 2017-05-08 03:27:54
○ 2021-10-28 00:09:30
○ 2026-03-25 02:56:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| sigmaxi.org | ns44.worldnic.com, ns43.worldnic.com | - |
✅ Authoritative Response
Server:162.159.27.50
NS records: ns44.worldnic.com, ns43.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sigmaxi.org (unsigned zone)
⏱️ Timing
Total: 993ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.62.145.128 |
| NS | 2 | ns43.worldnic.com, ns44.worldnic.com |
| MX | 1 | sigmaxi-org.mail.protection.outlook.com |
| TXT | 4 | MS=ms30831742, v=spf1 mx ip4:108.169.147.0/24 ip4:192.2... |
| SOA | 1 | NS43.WORLDNIC.COM namehost.WORLDNIC.COM |
Analysis
Hierarchy
sigmaxi.org is the parent of community.sigmaxi.org and postdoc.sigmaxi.org.
IP Addresses
sigmaxi.org resolves to a single IP: 20.62.145.128.
Other host names including asas.org, meatscience.org and animalsmart.org share IP numbers with sigmaxi.org.
Name Servers
sigmaxi.org has two name servers: ns43.worldnic.com and ns44.worldnic.com.
sigmaxi.org shares the same name server setup as other domains, for example bitarinstitute.com, millry.com, eraelectronic.net, woodsage.com and sunzero.com.
sigmaxi.org shares name servers with other domains to some extent, for example banfieldsux.org and independant-estimators.com.
Host names with a single IP:
ns43.worldnic.com points to 162.159.26.111
ns44.worldnic.com points to 162.159.27.50
Mail Servers
sigmaxi.org is handled by a single mail server, sigmaxi-org.mail.protection.outlook.com.
Host sigmaxi-org.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c802::, 2a01:111:f403:c922::1, 2a01:111:f403:f802::1, 2a01:111:f403:f913::1, 40.93.192.1, 52.101.8.51, 52.101.9.5 and 52.101.10.18.