postff.com - dns.ninja
postff.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.ns.facebook.com ⚠️ Not in zone NS records | ||||||
| A | 2a03:2880:f0fc:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f0fc::/48 | ||||||
| PTR | a.ns.facebook.com | ||||||
| A | 129.134.30.12🇺🇸 Facebook129.134.30.0/24 , Inc. | ||||||
| PTR | a.ns.facebook.com | ||||||
| NS | b.ns.facebook.com ⚠️ Not in zone NS records | ||||||
| A | 2a03:2880:f0fd:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f0fd::/48 | ||||||
| PTR | b.ns.facebook.com | ||||||
| A | 129.134.31.12🇺🇸 Facebook129.134.31.0/24 , Inc. | ||||||
| PTR | b.ns.facebook.com | ||||||
| NS | c.ns.facebook.com ⚠️ Not in zone NS records | ||||||
| A | 2a03:2880:f1fc:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f1fc::/48 | ||||||
| PTR | c.ns.facebook.com | ||||||
| A | 185.89.218.12🇮🇱 Facebook185.89.218.0/24 | ||||||
| PTR | c.ns.facebook.com | ||||||
| NS | d.ns.facebook.com ⚠️ Not in zone NS records | ||||||
| A | 2a03:2880:f1fd:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f1fd::/48 | ||||||
| PTR | d.ns.facebook.com | ||||||
| A | 185.89.219.12🇮🇱 Facebook185.89.219.0/24 | ||||||
| PTR | d.ns.facebook.com | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786206944 | ||||||
Same first word
Similar names
ffstop.com |
pfsoft.net |
fpsoft.ru |
pfsoft.ru |
ffpost.com |
fpsoft.com.br |
fpsoft.ch |
pstoff.com |
pfsoft.de |
fpsoft.de |
fpsoft.org |
pfsoft.com |
pfsoft.web.id |
pfsoft.org |
DNS History
4 records (4 active, 0 former)
●NSa.ns.facebook.com2026-02-21 → 2026-08-08 · 2 obs
● 2026-08-08 16:46:06
●NSb.ns.facebook.com2026-02-21 → 2026-08-08 · 2 obs
● 2026-08-08 16:46:06
●NSc.ns.facebook.com2026-02-21 → 2026-08-08 · 2 obs
● 2026-08-08 16:46:06
●NSd.ns.facebook.com2026-02-21 → 2026-08-08 · 2 obs
● 2026-08-08 16:46:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net... | - |
| postff.com | a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com | 8 records |
✅ Authoritative Response
Server:185.89.219.12
NS records: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for postff.com (unsigned zone)
⏱️ Timing
Total: 1000ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (a.ns.facebook.com, a.ns.facebook.com, b.ns.facebook.com...)
Analysis
Name Servers
Four name servers handle the delegation for postff.com: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com.
postff.com partially shares its NS delegation with several other domains, including whatsappgroup.org, whatsapp.gratis, facebookmania.com and two others.
a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com each carry two IP addresses. a.ns.facebook.com has 129.134.30.12 and 2a03:2880:f0fc:c:face:b00c:0:35; b.ns.facebook.com has 129.134.31.12 and 2a03:2880:f0fd:c:face:b00c:0:35; c.ns.facebook.com has 185.89.218.12 and 2a03:2880:f1fc:c:face:b00c:0:35; d.ns.facebook.com has 185.89.219.12 and 2a03:2880:f1fd:c:face:b00c:0:35.