marfan.org - robtex.com
marfan.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=1771291736 | ||||||
rank #7533 in the tld
WOT: SAFE (70/100)
📈 Tranco rank: #357,077
Subdomains
www.marfan.org |
Same first word
Similar names
DNS History
14 records (6 active, 8 former)
●NSjasmine.ns.cloudflare.com2026-02-22 → 2026-03-08 · 3 obs
● 2026-02-22 21:37:52
● 2026-03-08 06:52:24
○NSns93.worldnic.com2015-08-12 → 2017-03-30 · 4 obs
● 2017-03-30 04:58:00
○ 2026-02-22 21:37:52
○ 2026-03-08 06:52:24
○NSns94.worldnic.com2015-08-12 → 2017-03-30 · 4 obs
● 2017-03-30 04:58:00
○ 2026-02-22 21:37:52
○ 2026-03-08 06:52:24
●NSvalentin.ns.cloudflare.com2026-02-22 → 2026-03-08 · 3 obs
● 2026-02-22 21:37:52
● 2026-03-08 06:52:24
●MXmarfan-org.mail.protection.outlook.com2026-02-22 → 2026-03-08 · 3 obs
● 2026-02-22 21:37:52
● 2026-03-08 06:52:24
○MXmarfan.org.inbound10.mxlogic.net2015-08-12 → 2016-05-23 · 4 obs
● 2016-05-23 15:32:16
○ 2017-03-30 04:58:00
○ 2026-03-08 06:52:24
○MXmarfan.org.inbound10.mxlogicmx.net2015-08-12 → 2016-05-23 · 4 obs
● 2016-05-23 15:32:16
○ 2017-03-30 04:58:00
○ 2026-03-08 06:52:24
○MXmx1-us1.ppe-hosted.com2017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 04:58:00
○ 2026-02-22 21:37:52
○ 2026-03-08 06:52:24
○MXmx2-us1.ppe-hosted.com2017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 04:58:00
○ 2026-02-22 21:37:52
○ 2026-03-08 06:52:24
○A161.47.17.2022017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 04:58:00
○ 2026-02-22 21:37:52
○ 2026-03-08 06:52:24
○A162.220.4.582015-08-12 → 2016-05-23 · 4 obs
● 2016-05-23 15:32:16
○ 2017-03-30 04:58:00
○ 2026-03-08 06:52:24
●A23.185.0.42026-02-22 → 2026-03-08 · 3 obs
● 2026-02-22 21:37:52
● 2026-03-08 06:52:24
●A2620:12a:8000::42026-02-22 → 2026-03-08 · 3 obs
● 2026-02-22 21:37:52
● 2026-03-08 06:52:24
●A2620:12a:8001::42026-02-22 → 2026-03-08 · 3 obs
● 2026-02-22 21:37:52
● 2026-03-08 06:52:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| marfan.org | valentin.ns.cloudflare.com, jasmine.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 108.162.192.170
NS records: valentin.ns.cloudflare.com, jasmine.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for marfan.org (unsigned zone)
⏱️ Timing
Total: 643ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.185.0.4 |
| AAAA | 2 | 2620:12a:8001::4, 2620:12a:8000::4 |
| NS | 2 | jasmine.ns.cloudflare.com, valentin.ns.cloudflare.com |
| MX | 1 | marfan-org.mail.protection.outlook.com ( |
| TXT | 7 | HubSpot-kMgNcbcUOVXJa4fd, MS=ms85577312... |
| SOA | 1 | jasmine.ns.cloudflare.com dns.cloudflare |
Analysis
Hierarchy
marfan.org is parent of www.marfan.org.
IP Addresses
Three IP numbers for marfan.org are 2620:12a:8000::4, 2620:12a:8001::4 and 23.185.0.4.
Other host names, for instance learningcenter.unc.edu, www.chcf.org, marketscale.com, stpetersburgfreeclinic.org and hilltop.umbc.edu share IP numbers with marfan.org.
Name Servers
marfan.org's delegation is to two name servers jasmine.ns.cloudflare.com and valentin.ns.cloudflare.com.
marfan.org shares the same name server configuration as other domains, such as marfan.com, heartworksgala.org, heartworksgala.net, nsoot.com and smarthdd.com.
marfan.org at least partially shares its name servers with other domains, for instance grounddance.com, shacrm.com, 2001ad.com, fpmindonesia.com and neozest.com.
These name servers are commonly used alongside miles.ns.cloudflare.com and katelyn.ns.cloudflare.com.
Host names with six IP numbers:
jasmine.ns.cloudflare.com points to: 2606:4700:50::adf5:3aaa, 2803:f800:50::6ca2:c0aa, 2a06:98c1:50::ac40:20aa, 108.162.192.170, 172.64.32.170 and 173.245.58.170.
valentin.ns.cloudflare.com points to: 2606:4700:58::a29f:2cce, 2803:f800:50::6ca2:c3ce, 2a06:98c1:50::ac40:23ce, 108.162.195.206, 162.159.44.206 and 172.64.35.206.
Mail Servers
marfan.org is served by a single mail server, marfan-org.mail.protection.outlook.com.
The host name marfan-org.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c902::2, 2a01:111:f403:c902::4, 2a01:111:f403:c946::7, 2a01:111:f403:f802::1, 52.101.9.17, 52.101.9.21, 52.101.40.1 and 52.101.194.15.