fscobook.com - robtex.com
fscobook.com
| 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 | ||||||
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=1771291435 | ||||||
Same first word
fscobook.com |
Similar names
DNS History
14 records (6 active, 8 former)
●NSa.ns.facebook.com2026-02-17 → 2026-03-13 · 2 obs
● 2026-02-17 13:15:18
● 2026-03-13 21:13:04
● 2026-03-13 21:13:04
●NSb.ns.facebook.com2026-02-17 → 2026-03-13 · 2 obs
● 2026-02-17 13:15:18
● 2026-03-13 21:13:04
● 2026-03-13 21:13:04
●NSc.ns.facebook.com2026-02-17 → 2026-03-13 · 2 obs
● 2026-02-17 13:15:18
● 2026-03-13 21:13:04
● 2026-03-13 21:13:04
●NSd.ns.facebook.com2026-02-17 → 2026-03-13 · 2 obs
● 2026-02-17 13:15:18
● 2026-03-13 21:13:04
● 2026-03-13 21:13:04
○A157.240.214.12026-02-17 → 2026-03-12 · 16 obs
● 2026-02-17 13:15:18
○ 2026-02-22 18:11:56
○ 2026-02-24 07:35:36
● 2026-02-25 08:34:26
○ 2026-02-26 18:29:10
○ 2026-03-02 22:12:42
● 2026-03-04 05:36:56
○ 2026-03-04 19:30:22
○ 2026-03-10 00:38:04
● 2026-03-11 07:34:32
○ 2026-03-11 16:17:44
○ 2026-03-11 20:33:30
● 2026-03-12 07:03:36
● 2026-03-12 15:54:22
○ 2026-03-12 16:53:08
○ 2026-03-13 21:13:04
○ 2026-02-22 18:11:56
○ 2026-02-24 07:35:36
● 2026-02-25 08:34:26
○ 2026-02-26 18:29:10
○ 2026-03-02 22:12:42
● 2026-03-04 05:36:56
○ 2026-03-04 19:30:22
○ 2026-03-10 00:38:04
● 2026-03-11 07:34:32
○ 2026-03-11 16:17:44
○ 2026-03-11 20:33:30
● 2026-03-12 07:03:36
● 2026-03-12 15:54:22
○ 2026-03-12 16:53:08
○ 2026-03-13 21:13:04
○A163.70.151.232026-03-02 → 2026-03-13 · 17 obs
○ 2026-03-02 20:03:20
● 2026-03-02 22:12:42
○ 2026-03-04 05:36:56
○ 2026-03-04 22:16:56
● 2026-03-04 23:04:22
○ 2026-03-04 23:40:50
○ 2026-03-08 21:15:40
● 2026-03-09 20:00:02
● 2026-03-09 22:40:34
○ 2026-03-10 00:38:04
○ 2026-03-12 20:22:08
● 2026-03-12 21:49:08
● 2026-03-13 15:29:12
○ 2026-03-13 16:33:52
● 2026-03-13 18:29:18
○ 2026-03-13 19:31:08
○ 2026-03-13 21:13:04
● 2026-03-02 22:12:42
○ 2026-03-04 05:36:56
○ 2026-03-04 22:16:56
● 2026-03-04 23:04:22
○ 2026-03-04 23:40:50
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● 2026-03-09 20:00:02
● 2026-03-09 22:40:34
○ 2026-03-10 00:38:04
○ 2026-03-12 20:22:08
● 2026-03-12 21:49:08
● 2026-03-13 15:29:12
○ 2026-03-13 16:33:52
● 2026-03-13 18:29:18
○ 2026-03-13 19:31:08
○ 2026-03-13 21:13:04
●A2a03:2880:f003:c07:face:b00c:0:22026-02-22 → 2026-03-13 · 30 obs
○ 2026-02-17 13:15:18
● 2026-02-22 18:11:56
○ 2026-02-22 20:18:44
○ 2026-02-25 08:34:26
● 2026-02-26 18:29:10
● 2026-02-26 22:38:54
○ 2026-02-27 17:32:02
○ 2026-02-28 16:25:02
● 2026-02-28 18:45:30
● 2026-03-02 20:03:20
○ 2026-03-02 22:12:42
○ 2026-03-04 19:30:22
● 2026-03-04 22:16:56
○ 2026-03-04 23:04:22
● 2026-03-04 23:40:50
● 2026-03-08 21:15:40
○ 2026-03-09 20:00:02
○ 2026-03-11 07:34:32
● 2026-03-11 16:17:44
● 2026-03-11 20:33:30
○ 2026-03-12 07:03:36
○ 2026-03-12 15:54:22
● 2026-03-12 16:53:08
● 2026-03-12 20:22:08
○ 2026-03-12 21:49:08
○ 2026-03-13 15:29:12
● 2026-03-13 16:33:52
○ 2026-03-13 18:29:18
● 2026-03-13 19:31:08
● 2026-03-13 21:13:04
● 2026-02-22 18:11:56
○ 2026-02-22 20:18:44
○ 2026-02-25 08:34:26
● 2026-02-26 18:29:10
● 2026-02-26 22:38:54
○ 2026-02-27 17:32:02
○ 2026-02-28 16:25:02
● 2026-02-28 18:45:30
● 2026-03-02 20:03:20
○ 2026-03-02 22:12:42
○ 2026-03-04 19:30:22
● 2026-03-04 22:16:56
○ 2026-03-04 23:04:22
● 2026-03-04 23:40:50
● 2026-03-08 21:15:40
○ 2026-03-09 20:00:02
○ 2026-03-11 07:34:32
● 2026-03-11 16:17:44
● 2026-03-11 20:33:30
○ 2026-03-12 07:03:36
○ 2026-03-12 15:54:22
● 2026-03-12 16:53:08
● 2026-03-12 20:22:08
○ 2026-03-12 21:49:08
○ 2026-03-13 15:29:12
● 2026-03-13 16:33:52
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● 2026-03-13 19:31:08
● 2026-03-13 21:13:04
○A2a03:2880:f012:1:face:b00c:0:12026-02-22 → 2026-03-04 · 11 obs
○ 2026-02-22 18:11:56
● 2026-02-22 20:18:44
○ 2026-02-24 07:35:36
○ 2026-02-26 22:38:54
● 2026-02-27 17:32:02
● 2026-02-28 16:25:02
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○ 2026-03-04 05:36:56
● 2026-03-04 19:30:22
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○ 2026-03-13 21:13:04
● 2026-02-22 20:18:44
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● 2026-02-27 17:32:02
● 2026-02-28 16:25:02
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○ 2026-03-04 05:36:56
● 2026-03-04 19:30:22
○ 2026-03-04 22:16:56
○ 2026-03-13 21:13:04
○A2a03:2880:f058:100:face:b00c:0:22026-02-17 → 2026-03-12 · 16 obs
● 2026-02-17 13:15:18
○ 2026-02-22 18:11:56
○ 2026-02-24 07:35:36
● 2026-02-25 08:34:26
○ 2026-02-26 18:29:10
○ 2026-03-02 22:12:42
● 2026-03-04 05:36:56
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● 2026-03-11 07:34:32
○ 2026-03-11 16:17:44
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● 2026-03-12 07:03:36
● 2026-03-12 15:54:22
○ 2026-03-12 16:53:08
○ 2026-03-13 21:13:04
○ 2026-02-22 18:11:56
○ 2026-02-24 07:35:36
● 2026-02-25 08:34:26
○ 2026-02-26 18:29:10
○ 2026-03-02 22:12:42
● 2026-03-04 05:36:56
○ 2026-03-04 19:30:22
○ 2026-03-10 00:38:04
● 2026-03-11 07:34:32
○ 2026-03-11 16:17:44
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● 2026-03-12 07:03:36
● 2026-03-12 15:54:22
○ 2026-03-12 16:53:08
○ 2026-03-13 21:13:04
○A2a03:2880:f0a5:118:face:b00c:0:22026-03-02 → 2026-03-13 · 17 obs
○ 2026-03-02 20:03:20
● 2026-03-02 22:12:42
○ 2026-03-04 05:36:56
○ 2026-03-04 22:16:56
● 2026-03-04 23:04:22
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● 2026-03-09 20:00:02
● 2026-03-09 22:40:34
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● 2026-03-12 21:49:08
● 2026-03-13 15:29:12
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● 2026-03-02 22:12:42
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● 2026-03-04 23:04:22
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● 2026-03-09 20:00:02
● 2026-03-09 22:40:34
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● 2026-03-12 21:49:08
● 2026-03-13 15:29:12
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○ 2026-03-13 21:13:04
○A2a03:2880:f380:8d:face:b00c:0:22026-02-24 → 2026-03-10 · 7 obs
○ 2026-02-22 20:18:44
● 2026-02-24 07:35:36
○ 2026-02-25 08:34:26
○ 2026-03-09 22:40:34
● 2026-03-10 00:38:04
○ 2026-03-11 07:34:32
○ 2026-03-13 21:13:04
● 2026-02-24 07:35:36
○ 2026-02-25 08:34:26
○ 2026-03-09 22:40:34
● 2026-03-10 00:38:04
○ 2026-03-11 07:34:32
○ 2026-03-13 21:13:04
●A31.13.66.42026-02-22 → 2026-03-13 · 30 obs
○ 2026-02-17 13:15:18
● 2026-02-22 18:11:56
○ 2026-02-22 20:18:44
○ 2026-02-25 08:34:26
● 2026-02-26 18:29:10
● 2026-02-26 22:38:54
○ 2026-02-27 17:32:02
○ 2026-02-28 16:25:02
● 2026-02-28 18:45:30
● 2026-03-02 20:03:20
○ 2026-03-02 22:12:42
○ 2026-03-04 19:30:22
● 2026-03-04 22:16:56
○ 2026-03-04 23:04:22
● 2026-03-04 23:40:50
● 2026-03-08 21:15:40
○ 2026-03-09 20:00:02
○ 2026-03-11 07:34:32
● 2026-03-11 16:17:44
● 2026-03-11 20:33:30
○ 2026-03-12 07:03:36
○ 2026-03-12 15:54:22
● 2026-03-12 16:53:08
● 2026-03-12 20:22:08
○ 2026-03-12 21:49:08
○ 2026-03-13 15:29:12
● 2026-03-13 16:33:52
○ 2026-03-13 18:29:18
● 2026-03-13 19:31:08
● 2026-03-13 21:13:04
● 2026-02-22 18:11:56
○ 2026-02-22 20:18:44
○ 2026-02-25 08:34:26
● 2026-02-26 18:29:10
● 2026-02-26 22:38:54
○ 2026-02-27 17:32:02
○ 2026-02-28 16:25:02
● 2026-02-28 18:45:30
● 2026-03-02 20:03:20
○ 2026-03-02 22:12:42
○ 2026-03-04 19:30:22
● 2026-03-04 22:16:56
○ 2026-03-04 23:04:22
● 2026-03-04 23:40:50
● 2026-03-08 21:15:40
○ 2026-03-09 20:00:02
○ 2026-03-11 07:34:32
● 2026-03-11 16:17:44
● 2026-03-11 20:33:30
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● 2026-03-13 16:33:52
○ 2026-03-13 18:29:18
● 2026-03-13 19:31:08
● 2026-03-13 21:13:04
○A31.13.71.12026-02-22 → 2026-03-04 · 11 obs
○ 2026-02-22 18:11:56
● 2026-02-22 20:18:44
○ 2026-02-24 07:35:36
○ 2026-02-26 22:38:54
● 2026-02-27 17:32:02
● 2026-02-28 16:25:02
○ 2026-02-28 18:45:30
○ 2026-03-04 05:36:56
● 2026-03-04 19:30:22
○ 2026-03-04 22:16:56
○ 2026-03-13 21:13:04
● 2026-02-22 20:18:44
○ 2026-02-24 07:35:36
○ 2026-02-26 22:38:54
● 2026-02-27 17:32:02
● 2026-02-28 16:25:02
○ 2026-02-28 18:45:30
○ 2026-03-04 05:36:56
● 2026-03-04 19:30:22
○ 2026-03-04 22:16:56
○ 2026-03-13 21:13:04
○A57.145.0.1412026-02-24 → 2026-03-10 · 7 obs
○ 2026-02-22 20:18:44
● 2026-02-24 07:35:36
○ 2026-02-25 08:34:26
○ 2026-03-09 22:40:34
● 2026-03-10 00:38:04
○ 2026-03-11 07:34:32
○ 2026-03-13 21:13:04
● 2026-02-24 07:35:36
○ 2026-02-25 08:34:26
○ 2026-03-09 22:40:34
● 2026-03-10 00:38:04
○ 2026-03-11 07:34:32
○ 2026-03-13 21:13:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net... | - |
| fscobook.com | a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com | 8 records |
✅ Authoritative Response
Server: 185.89.218.12
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 fscobook.com (unsigned zone)
⏱️ Timing
Total: 243ms | 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
Out-of-bailiwick: 8 (a.ns.facebook.com, a.ns.facebook.com, b.ns.facebook.com...)
Analysis
IP Addresses
The entity fscobook.com points to two IP numbers: 2a03:2880:f003:c07:face:b00c:0:2 and 31.13.66.4.
For instance, other host names facebock.cl, facebooksuppliers.org, notification-facebook.org, feacboo.com and facebookgraphsearch.org share IP numbers with fscobook.com.
Name Servers
fscobook.com is delegated to four name servers: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com.
fscobook.com shares name servers with other domains at least partially, for example facboook.de, fa-ce-book.cl, whatsappbulksender.com, facebookvirtualassistant.com and fecbook.com.
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