spff.org - dns.ninja
spff.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.87.105.192🇺🇸 Amazon52.86.0.0/15 EC2 IAD prefix | ||||||
| PTR | ec2-52-87-105-192.compute-1.amazonaws.com | ||||||
| NS | b.dns.clubexpress.com ⭐ | ||||||
| A | 205.251.195.112🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-880.awsdns-46.net | ||||||
| NS | a.dns.clubexpress.com | ||||||
| A | 205.251.192.21🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-21.awsdns-02.com | ||||||
| NS | c.dns.clubexpress.com ⚠️ Not in parent delegation | ||||||
| A | 205.251.197.161🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1441.awsdns-52.org | ||||||
| NS | d.dns.clubexpress.com ⚠️ Not in parent delegation | ||||||
| A | 205.251.198.251🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1787.awsdns-31.co.uk | ||||||
| MX | mail.spff.org ⭐ | ||||||
| A | 35.171.232.206🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix | ||||||
| PTR | forward.clubexpress.com | ||||||
| TXT | v=spf1 a:mailer.clubexpress.com ~all | ||||||
| SOA | b.dns.clubexpress.comawsdns-hostmaster@amazon.com serial=1 | ||||||
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=1783822349 | ||||||
Subdomains
mail.spff.org |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSa.dns.clubexpress.com2015-07-25 → 2026-07-12 · 2 obs
● 2026-07-12 02:48:10
●NSb.dns.clubexpress.com2015-07-25 → 2026-07-12 · 2 obs
● 2026-07-12 02:48:10
●NSc.dns.clubexpress.com2026-03-26 → 2026-07-12 · 3 obs
● 2026-03-26 11:02:28
● 2026-07-12 02:48:10
●NSd.dns.clubexpress.com2026-03-26 → 2026-07-12 · 3 obs
● 2026-03-26 11:02:28
● 2026-07-12 02:48:10
●MXmail.spff.org2015-07-25 → 2026-07-12 · 2 obs
● 2026-07-12 02:48:10
○A208.66.171.712015-07-25 → 2020-03-29 · 4 obs
● 2020-03-29 21:17:18
○ 2026-03-26 11:02:28
○ 2026-07-12 02:48:10
●A52.87.105.1922026-03-26 → 2026-07-12 · 3 obs
● 2026-03-26 11:02:28
● 2026-07-12 02:48:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| spff.org | b.dns.clubexpress.com, a.dns.clubexpress.com | - |
✅ Authoritative Response
Server:205.251.195.112
NS records: b.dns.clubexpress.com, a.dns.clubexpress.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for spff.org (unsigned zone)
⏱️ Timing
Total: 437ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.87.105.192 |
| NS | 4 | a.dns.clubexpress.com, b.dns.clubexpress.com... |
| MX | 1 | mail.spff.org (pri: 10) |
| TXT | 1 | v=spf1 a:mailer.clubexpress.com ~all |
| SOA | 1 | b.dns.clubexpress.com awsdns-hostmaster. |
Analysis
Hierarchy
spff.org is the parent zone for mail.spff.org.
IP Addresses
spff.org has exactly one IP address — 52.87.105.192.
www.nava.org, ppac.us, www.chpv.org plus two other host names have IP numbers in common with spff.org.
Name Servers
Four name servers handle the delegation for spff.org: a.dns.clubexpress.com, b.dns.clubexpress.com, c.dns.clubexpress.com and d.dns.clubexpress.com.
spff.org partially shares its NS delegation with several other domains, including kitsaplivesteamers.org, americandrivingsociety.org, phcc-sanantonio.org and two others.
Four host names, each with one IP address: a.dns.clubexpress.com has 205.251.192.21, b.dns.clubexpress.com has 205.251.195.112, c.dns.clubexpress.com has 205.251.197.161 and d.dns.clubexpress.com has 205.251.198.251.
Mail Servers
spff.org uses one mail server — mail.spff.org.
There is one IP number for mail.spff.org: 35.171.232.206.