facebook.app - robtex.com
facebook.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:2880:f012:1:face:b00c:0:1🇺🇸 Facebook2a03:2880:f012::/48 , Inc. | ||||||
| PTR | edge-star6-shv-01-lga3.facebook.com | ||||||
| A | 31.13.71.1🇺🇸 Facebook31.13.71.0/24 , Inc. | ||||||
| NS | a.ns.facebook.com ⭐ | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| TXT | v=spf1 -all | ||||||
| HTTPS | HTTP/2, HTTP/3 | ||||||
| HTTPS | HTTP/2, HTTP/3 | ||||||
| SOA | a.ns.facebook.comdns@facebook.com serial=4207849484 | ||||||
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
🔒 HSTS Preload (+subdomains)
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NSa.ns.facebook.com2026-04-12 → 2026-04-13 · 2 obs
● 2026-04-13 08:15:50
●NSb.ns.facebook.com2026-04-12 → 2026-04-13 · 2 obs
● 2026-04-13 08:15:50
●NSc.ns.facebook.com2026-04-12 → 2026-04-13 · 2 obs
● 2026-04-13 08:15:50
●NSd.ns.facebook.com2026-04-12 → 2026-04-13 · 2 obs
● 2026-04-13 08:15:50
○MXyour-dns-needs-immediate-attention.app2016-08-07 → 2017-05-16 · 4 obs
● 2017-05-16 10:00:02
○ 2017-05-26 17:32:48
○ 2026-04-13 08:15:50
○A127.0.53.532016-08-07 → 2017-05-16 · 4 obs
● 2017-05-16 10:00:02
○ 2017-05-26 17:32:48
○ 2026-04-13 08:15:50
●A2a03:2880:f012:1:face:b00c:0:12026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 08:15:48
● 2026-04-13 08:15:50
○A2a03:2880:f380:8d:face:b00c:0:22026-04-12 → 2026-04-12 · 4 obs
● 2026-04-12 19:20:02
○ 2026-04-13 08:15:48
○ 2026-04-13 08:15:50
●A31.13.71.12026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 08:15:48
● 2026-04-13 08:15:50
○A57.145.0.1412026-04-12 → 2026-04-12 · 4 obs
● 2026-04-12 19:20:02
○ 2026-04-13 08:15:48
○ 2026-04-13 08:15:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | 10 records |
| facebook.app | d.ns.facebook.com, c.ns.facebook.com, a.ns.facebook.com, b.ns.facebook.com | - |
✅ Authoritative Response
Server:129.134.30.12
NS records: d.ns.facebook.com, c.ns.facebook.com, a.ns.facebook.com, b.ns.facebook.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for facebook.app (unsigned zone)
⏱️ Timing
Total: 286ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.13.71.1 |
| AAAA | 1 | 2a03:2880:f012:1:face:b00c:0:1 |
| NS | 4 | a.ns.facebook.com, d.ns.facebook.com... |
| TXT | 1 | v=spf1 -all |
| HTTPS | 2 | {"priority":1,"target":".","alpn":["h2",, {"priority":2,"target":"star.fallback.c1 |
| SOA | 1 | a.ns.facebook.com dns.facebook.com |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)
Analysis
IP Addresses
facebook.app has two IP numbers: 2a03:2880:f012:1:face:b00c:0:1 and 31.13.71.1.
Other host names, for instance instargam.com, facebof.com, fbhome.us, facebookdealers.org and freefaceboook.com.sn share IP numbers with facebook.app.
Name Servers
facebook.app delegates to four name servers: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com.
facebook.app at least partially shares name servers with other domains, including sub-titles.net, checkpoint-lnstagram.com, 82.13.31.in-addr.arpa, instafallow.com and fasebok.com.ar.
Host names with two IP numbers: a.ns.facebook.com points to 2a03:2880:f0fc:c:face:b00c:0:35 and 129.134.30.12; b.ns.facebook.com points to 2a03:2880:f0fd:c:face:b00c:0:35 and 129.134.31.12; c.ns.facebook.com points to 2a03:2880:f1fc:c:face:b00c:0:35 and 185.89.218.12; d.ns.facebook.com points to 2a03:2880:f1fd:c:face:b00c:0:35 and 185.89.219.12.