cfuw.org - robtex.com
cfuw.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=1774481923 | ||||||
Subdomains
mail.cfuw.org |
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSdahlia.ns.cloudflare.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 00:02:14
●NSdan.ns.cloudflare.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 00:02:14
○NSns1.isqsolutions.com2015-08-27 → 2016-12-04 · 3 obs
● 2016-12-04 15:10:04
○ 2026-03-26 00:02:14
○NSns2.isqsolutions.com2015-08-27 → 2016-12-04 · 3 obs
● 2016-12-04 15:10:04
○ 2026-03-26 00:02:14
●MXantispam1.cirrushosting.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 00:02:14
●MXantispam2.cirrushosting.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 00:02:14
○MXma.isqsolutions.com2015-08-27 → 2016-12-04 · 3 obs
● 2016-12-04 15:10:04
○ 2026-03-26 00:02:14
○MXme.isqsolutions.com2015-08-27 → 2016-12-04 · 3 obs
● 2016-12-04 15:10:04
○ 2026-03-26 00:02:14
○MXmx-001.isqsolutions.com2015-08-27 → 2016-12-04 · 3 obs
● 2016-12-04 15:10:04
○ 2026-03-26 00:02:14
●A20.25.91.292026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 00:02:14
○A64.34.123.2442015-08-27 → 2016-12-04 · 3 obs
● 2016-12-04 15:10:04
○ 2026-03-26 00:02:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| cfuw.org | dahlia.ns.cloudflare.com, dan.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.108
NS records: dahlia.ns.cloudflare.com, dan.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cfuw.org (unsigned zone)
⏱️ Timing
Total: 321ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.25.91.29 |
| NS | 2 | dahlia.ns.cloudflare.com, dan.ns.cloudflare.com |
| MX | 2 | antispam1.cirrushosting.com (pri: 10), antispam2.cirrushosting.com (pri: 20) |
| TXT | 1 | v=spf1 include:clientemailspf.growthzone |
| SOA | 1 | dahlia.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
The parent of mail.cfuw.org is cfuw.org.
IP Addresses
cfuw.org points to a single IP number: 20.25.91.29.
Other host names, for instance nampa.com, opa.org, iiasanantonio.org, aurorachamber.org and pnsfa.org share IP numbers with cfuw.org.
Name Servers
cfuw.org is delegated to two name servers: dahlia.ns.cloudflare.com and dan.ns.cloudflare.com.
cfuw.org uses the same name server setup as other domains, for instance greatersummerville.org, canyonlakechamber.com, txbiz.org, www.ntl.org and hbrcny.com.
cfuw.org shares name servers with other domains at least partially, for instance designeddecor.com, garaban.com, menteslibres.net, cxmdirect.com and feipinlao.com.
these name servers are commonly used together with jaime.ns.cloudflare.com and magnolia.ns.cloudflare.com.
Host names with six IP numbers: dahlia.ns.cloudflare.com points to 2606:4700:50::adf5:3a59, 2803:f800:50::6ca2:c059, 2a06:98c1:50::ac40:2059, 108.162.192.89, 172.64.32.89 and 173.245.58.89; dan.ns.cloudflare.com points to 2606:4700:58::adf5:3b6c, 2803:f800:50::6ca2:c16c, 2a06:98c1:50::ac40:216c, 108.162.193.108, 172.64.33.108 and 173.245.59.108.
Mail Servers
cfuw.org is handled by two mail servers: antispam1.cirrushosting.com and antispam2.cirrushosting.com.
cfuw.org shares the same mail server setup as other domains, including greenwireservices.com, pitfest.org, pmedia.cirrusvps.ca, pugyoself.com and kujtan.com.
cfuw.org shares some mail servers with other domains, including iwicked.net, stevetsai.photography, quantamanagement.ca, martincoin.com and borderlessartinst.com.
Host names with one IP number:
antispam1.cirrushosting.com points to: 208.69.58.91.
antispam2.cirrushosting.com points to: 208.69.58.92.