facebook.best - robtex.com
facebook.best
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:2880:f003:c07:face:b00c:0:2🇺🇸 Facebook2a03:2880:f003::/48 , Inc. | ||||||
| PTR | edge-star6-shv-01-iad3.facebook.com | ||||||
| A | 31.13.66.4🇺🇸 Facebook31.13.66.0/24 , 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 | ||||||
best
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.nic.best | ||||||
| NS | b.nic.best | ||||||
| NS | c.nic.best | ||||||
| NS | d.nic.best | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1527238946 | ||||||
Same first word
Similar names
DNS History
12 records (6 active, 6 former)
●NSa.ns.facebook.com2026-04-16 → 2026-04-22 · 2 obs
● 2026-04-22 12:32:24
●NSb.ns.facebook.com2026-04-16 → 2026-04-22 · 2 obs
● 2026-04-22 12:32:24
●NSc.ns.facebook.com2026-04-16 → 2026-04-22 · 2 obs
● 2026-04-22 12:32:24
●NSd.ns.facebook.com2026-04-16 → 2026-04-22 · 2 obs
● 2026-04-22 12:32:24
○A157.240.11.172026-04-21 → 2026-04-22 · 4 obs
● 2026-04-21 22:34:30
● 2026-04-22 01:43:22
○ 2026-04-22 12:32:24
●A2a03:2880:f003:c07:face:b00c:0:22026-04-16 → 2026-04-22 · 8 obs
● 2026-04-16 00:52:26
○ 2026-04-16 06:21:14
● 2026-04-17 15:49:44
● 2026-04-17 17:55:42
○ 2026-04-17 18:28:22
○ 2026-04-22 01:43:22
● 2026-04-22 12:32:24
○A2a03:2880:f00d:110:face:b00c:0:22026-04-21 → 2026-04-22 · 4 obs
● 2026-04-21 22:34:30
● 2026-04-22 01:43:22
○ 2026-04-22 12:32:24
○A2a03:2880:f012:1:face:b00c:0:12026-04-17 → 2026-04-17 · 5 obs
● 2026-04-17 18:28:22
● 2026-04-17 20:22:06
○ 2026-04-21 22:34:30
○ 2026-04-22 12:32:24
○A2a03:2880:f380:8d:face:b00c:0:22026-04-16 → 2026-04-16 · 4 obs
● 2026-04-16 06:21:14
○ 2026-04-17 15:49:44
○ 2026-04-22 12:32:24
●A31.13.66.42026-04-16 → 2026-04-22 · 8 obs
● 2026-04-16 00:52:26
○ 2026-04-16 06:21:14
● 2026-04-17 15:49:44
● 2026-04-17 17:55:42
○ 2026-04-17 18:28:22
○ 2026-04-22 01:43:22
● 2026-04-22 12:32:24
○A31.13.71.12026-04-17 → 2026-04-17 · 5 obs
● 2026-04-17 18:28:22
● 2026-04-17 20:22:06
○ 2026-04-21 22:34:30
○ 2026-04-22 12:32:24
○A57.145.0.1412026-04-16 → 2026-04-16 · 4 obs
● 2026-04-16 06:21:14
○ 2026-04-17 15:49:44
○ 2026-04-22 12:32:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| best | d.nic.best, b.nic.best, c.nic.best, a.nic.best | 8 records |
| facebook.best | a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com | - |
✅ 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 facebook.best (unsigned zone)
⏱️ Timing
Total: 170ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.13.66.4 |
| AAAA | 1 | 2a03:2880:f003:c07:face:b00c:0:2 |
| NS | 4 | a.ns.facebook.com, d.ns.facebook.com... |
| TXT | 1 | v=spf1 -all |
| HTTPS | 2 | {"priority":2,"target":"star.fallback.c1, {"priority":1,"target":".","alpn":["h2", |
| SOA | 1 | a.ns.facebook.com dns.facebook.com |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (d.nic.best, d.nic.best, b.nic.best...)
Analysis
IP Addresses
facebook.best points to two IP numbers: 2a03:2880:f003:c07:face:b00c:0:2 and 31.13.66.4.
Other host names such as facebook.direct, feacbook.com, facebookappmail.com, facebook.tech and facebook.website share IPs with facebook.best.
Name Servers
facebook.best is delegated to four name servers: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com.
facebook.best at least partially shares name servers with other domains, for instance socialgraph.com, metagames.org, instagram-brand.com, friendfeedmedia.com and whatsapp.net.in.
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.