`b4stos.com`

DNSSEC	⚠️ Not signed
A	3.170.19.17^{🇺🇸 Amazon3.170.19.0/24}
		PTR	`server-3-170-19-17.iad61.r.cloudfront.net`
A	3.170.19.52^{🇺🇸 Amazon3.170.19.0/24}
A	3.170.19.80^{🇺🇸 Amazon3.170.19.0/24}
A	3.170.19.118^{🇺🇸 Amazon3.170.19.0/24}
NS	`ns-1622.awsdns-10.co.uk` ⭐
		A	2600:9000:5306:5600::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1622.awsdns-10.co.uk`
		A	205.251.198.86^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1622.awsdns-10.co.uk`
NS	`ns-1283.awsdns-32.org`
		A	2600:9000:5305:300::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1283.awsdns-32.org`
		A	205.251.197.3^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1283.awsdns-32.org`
NS	`ns-318.awsdns-39.com`
		A	2600:9000:5301:3e00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-318.awsdns-39.com`
		A	205.251.193.62^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-318.awsdns-39.com`
NS	`ns-576.awsdns-08.net`
		A	2600:9000:5302:4000::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-576.awsdns-08.net`
		A	205.251.194.64^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-576.awsdns-08.net`
SOA	`ns-1622.awsdns-10.co.uk`awsdns-hostmaster@amazon.com serial=1

`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.net`nstld@verisign-grs.com serial=1786358989

Same first word

b4stos.com

DNS History

44 records (8 active, 36 former)

●NSns-1283.awsdns-32.org2026-07-11 → 2026-08-10 · 2 obs

● 2026-07-11 13:33:10
● 2026-08-10 11:12:56

●NSns-1622.awsdns-10.co.uk2026-07-11 → 2026-08-10 · 2 obs

● 2026-07-11 13:33:10
● 2026-08-10 11:12:56

●NSns-318.awsdns-39.com2026-07-11 → 2026-08-10 · 2 obs

● 2026-07-11 13:33:10
● 2026-08-10 11:12:56

●NSns-576.awsdns-08.net2026-07-11 → 2026-08-10 · 2 obs

● 2026-07-11 13:33:10
● 2026-08-10 11:12:56

○A13.32.230.1202026-07-23 → 2026-08-09 · 42 obs

○ 2026-07-21 16:38:04
● 2026-07-23 09:37:24
○ 2026-07-23 12:56:30
● 2026-07-23 21:32:48
○ 2026-07-24 05:28:06
● 2026-07-24 13:23:22
○ 2026-07-24 15:13:38
● 2026-07-24 18:32:16
○ 2026-07-24 22:40:32
● 2026-07-28 07:12:00
○ 2026-07-28 07:55:10
● 2026-07-29 07:06:28
○ 2026-07-29 15:36:08
● 2026-07-30 02:05:52
○ 2026-07-30 03:23:58
● 2026-07-30 10:04:48
○ 2026-07-30 11:02:02
● 2026-07-30 15:44:20
○ 2026-07-30 21:50:48
● 2026-07-31 01:39:26
○ 2026-07-31 02:31:10
● 2026-07-31 09:04:58
○ 2026-07-31 12:15:12
● 2026-07-31 16:55:52
○ 2026-07-31 18:05:52
● 2026-08-01 04:17:18
○ 2026-08-01 10:14:22
● 2026-08-02 00:21:18
○ 2026-08-02 04:45:22
● 2026-08-03 01:56:16
○ 2026-08-03 02:58:34
● 2026-08-04 06:20:14
○ 2026-08-04 14:34:28
● 2026-08-04 15:16:30
○ 2026-08-04 15:48:36
● 2026-08-04 23:41:46
○ 2026-08-05 01:00:48
● 2026-08-06 07:46:58
○ 2026-08-06 09:06:10
● 2026-08-09 19:40:52
○ 2026-08-09 20:42:12
○ 2026-08-10 11:12:56

○A13.32.230.192026-07-23 → 2026-08-09 · 42 obs

○A13.32.230.372026-07-23 → 2026-08-09 · 42 obs

○A13.32.230.682026-07-23 → 2026-08-09 · 42 obs

○A13.33.235.1202026-07-11 → 2026-08-08 · 21 obs

● 2026-07-11 13:33:10
○ 2026-07-11 14:11:34
● 2026-07-11 15:56:28
○ 2026-07-11 17:45:26
● 2026-07-13 06:35:24
○ 2026-07-13 18:08:00
● 2026-07-14 13:00:26
○ 2026-07-15 11:15:02
● 2026-07-16 08:16:54
○ 2026-07-16 20:19:40
● 2026-07-17 01:09:38
○ 2026-07-17 03:52:46
● 2026-07-19 22:22:28
○ 2026-07-20 01:05:30
● 2026-08-07 01:35:20
○ 2026-08-07 02:27:08
● 2026-08-07 17:55:48
○ 2026-08-07 18:42:00
● 2026-08-08 17:30:40
○ 2026-08-08 20:53:14
○ 2026-08-10 11:12:56

○A13.33.235.282026-07-11 → 2026-08-08 · 21 obs

○A13.33.235.302026-07-11 → 2026-08-08 · 21 obs

○A13.33.235.972026-07-11 → 2026-08-08 · 21 obs

○A13.35.107.1032026-07-13 → 2026-08-01 · 24 obs

○ 2026-07-12 05:38:16
● 2026-07-13 04:40:12
○ 2026-07-13 06:35:24
● 2026-07-13 18:08:00
○ 2026-07-13 19:53:58
● 2026-07-16 23:57:10
○ 2026-07-17 01:09:38
● 2026-07-17 18:13:44
○ 2026-07-17 19:00:46
● 2026-07-27 01:13:00
○ 2026-07-27 06:04:14
● 2026-07-28 05:16:54
○ 2026-07-28 07:12:00
● 2026-07-28 14:53:44
○ 2026-07-28 19:30:38
● 2026-07-30 11:02:02
○ 2026-07-30 13:35:42
● 2026-07-31 05:57:24
○ 2026-07-31 08:27:34
● 2026-08-01 10:14:22
○ 2026-08-01 11:30:14
● 2026-08-01 22:27:56
○ 2026-08-02 00:21:18
○ 2026-08-10 11:12:56

○A13.35.107.112026-07-13 → 2026-08-01 · 24 obs

○A13.35.107.22026-07-13 → 2026-08-01 · 24 obs

○A13.35.107.322026-07-13 → 2026-08-01 · 24 obs

○A143.204.1.1082026-07-31 → 2026-07-31 · 4 obs

○ 2026-07-31 01:39:26
● 2026-07-31 02:31:10
○ 2026-07-31 05:57:24
○ 2026-08-10 11:12:56

○A143.204.1.382026-07-31 → 2026-07-31 · 4 obs

○ 2026-07-31 01:39:26
● 2026-07-31 02:31:10
○ 2026-07-31 05:57:24
○ 2026-08-10 11:12:56

○A143.204.1.532026-07-31 → 2026-07-31 · 4 obs

○ 2026-07-31 01:39:26
● 2026-07-31 02:31:10
○ 2026-07-31 05:57:24
○ 2026-08-10 11:12:56

○A143.204.1.592026-07-31 → 2026-07-31 · 4 obs

○ 2026-07-31 01:39:26
● 2026-07-31 02:31:10
○ 2026-07-31 05:57:24
○ 2026-08-10 11:12:56

○A18.173.166.242026-08-07 → 2026-08-07 · 4 obs

○ 2026-08-07 08:18:58
● 2026-08-07 09:02:56
○ 2026-08-07 11:13:34
○ 2026-08-10 11:12:56

○A18.173.166.492026-08-07 → 2026-08-07 · 4 obs

○ 2026-08-07 08:18:58
● 2026-08-07 09:02:56
○ 2026-08-07 11:13:34
○ 2026-08-10 11:12:56

○A18.173.166.62026-08-07 → 2026-08-07 · 4 obs

○ 2026-08-07 08:18:58
● 2026-08-07 09:02:56
○ 2026-08-07 11:13:34
○ 2026-08-10 11:12:56

○A18.173.166.652026-08-07 → 2026-08-07 · 4 obs

○ 2026-08-07 08:18:58
● 2026-08-07 09:02:56
○ 2026-08-07 11:13:34
○ 2026-08-10 11:12:56

○A18.244.28.1012026-07-25 → 2026-07-28 · 6 obs

○ 2026-07-24 22:40:32
● 2026-07-25 18:14:58
○ 2026-07-26 03:27:52
● 2026-07-28 02:28:40
○ 2026-07-28 05:16:54
○ 2026-08-10 11:12:56

○A18.244.28.272026-07-25 → 2026-07-28 · 6 obs

○ 2026-07-24 22:40:32
● 2026-07-25 18:14:58
○ 2026-07-26 03:27:52
● 2026-07-28 02:28:40
○ 2026-07-28 05:16:54
○ 2026-08-10 11:12:56

○A18.244.28.742026-07-25 → 2026-07-28 · 6 obs

○ 2026-07-24 22:40:32
● 2026-07-25 18:14:58
○ 2026-07-26 03:27:52
● 2026-07-28 02:28:40
○ 2026-07-28 05:16:54
○ 2026-08-10 11:12:56

○A18.244.28.812026-07-25 → 2026-07-28 · 6 obs

○ 2026-07-24 22:40:32
● 2026-07-25 18:14:58
○ 2026-07-26 03:27:52
● 2026-07-28 02:28:40
○ 2026-07-28 05:16:54
○ 2026-08-10 11:12:56

○A3.165.181.402026-07-26 → 2026-07-30 · 12 obs

○ 2026-07-26 03:27:52
● 2026-07-26 21:57:02
○ 2026-07-27 01:13:00
● 2026-07-28 07:55:10
○ 2026-07-28 14:53:44
● 2026-07-28 19:30:38
○ 2026-07-29 07:06:28
● 2026-07-29 15:36:08
○ 2026-07-30 02:05:52
● 2026-07-30 03:23:58
○ 2026-07-30 10:04:48
○ 2026-08-10 11:12:56

○A3.165.181.442026-07-26 → 2026-07-30 · 12 obs

○A3.165.181.52026-07-26 → 2026-07-30 · 12 obs

○A3.165.181.82026-07-26 → 2026-07-30 · 12 obs

○A3.166.135.1282026-07-11 → 2026-08-09 · 62 obs

○ 2026-07-11 15:56:28
● 2026-07-11 17:45:26
○ 2026-07-12 05:38:16
● 2026-07-13 19:53:58
○ 2026-07-14 13:00:26
● 2026-07-15 11:15:02
○ 2026-07-16 08:16:54
● 2026-07-16 20:19:40
○ 2026-07-16 23:57:10
● 2026-07-18 19:43:38
○ 2026-07-19 22:22:28
● 2026-07-20 01:05:30
○ 2026-07-21 16:38:04
● 2026-07-23 12:56:30
○ 2026-07-23 21:32:48
● 2026-07-24 05:28:06
○ 2026-07-24 13:23:22
● 2026-07-24 15:13:38
○ 2026-07-24 18:32:16
● 2026-07-24 22:40:32
○ 2026-07-25 18:14:58
● 2026-07-26 03:27:52
○ 2026-07-26 21:57:02
● 2026-07-27 06:04:14
○ 2026-07-28 02:28:40
● 2026-07-30 21:50:48
○ 2026-07-31 01:39:26
● 2026-07-31 08:27:34
○ 2026-07-31 09:04:58
● 2026-07-31 12:15:12
○ 2026-07-31 16:55:52
● 2026-07-31 18:05:52
○ 2026-08-01 04:17:18
● 2026-08-01 11:30:14
○ 2026-08-01 22:27:56
● 2026-08-02 04:45:22
○ 2026-08-03 01:56:16
● 2026-08-03 02:58:34
○ 2026-08-04 06:20:14
● 2026-08-04 14:34:28
○ 2026-08-04 15:16:30
● 2026-08-04 15:48:36
○ 2026-08-04 23:41:46
● 2026-08-05 01:00:48
○ 2026-08-05 21:03:58
● 2026-08-06 05:50:08
○ 2026-08-06 07:46:58
● 2026-08-06 09:06:10
○ 2026-08-06 12:42:12
● 2026-08-07 02:27:08
○ 2026-08-07 08:18:58
● 2026-08-07 11:13:34
○ 2026-08-07 17:55:48
● 2026-08-07 18:42:00
○ 2026-08-08 17:30:40
● 2026-08-08 20:53:14
○ 2026-08-08 22:43:56
● 2026-08-09 01:40:42
○ 2026-08-09 19:40:52
● 2026-08-09 20:42:12
○ 2026-08-10 11:12:54
○ 2026-08-10 11:12:56

○A3.166.135.202026-07-11 → 2026-08-09 · 62 obs

○A3.166.135.572026-07-11 → 2026-08-09 · 62 obs

○A3.166.135.62026-07-11 → 2026-08-09 · 62 obs

○A3.167.212.162026-07-12 → 2026-07-30 · 12 obs

○ 2026-07-11 17:45:26
● 2026-07-12 05:38:16
○ 2026-07-13 04:40:12
● 2026-07-17 03:52:46
○ 2026-07-17 18:13:44
● 2026-07-17 19:00:46
○ 2026-07-18 19:43:38
● 2026-07-21 16:38:04
○ 2026-07-23 09:37:24
● 2026-07-30 13:35:42
○ 2026-07-30 15:44:20
○ 2026-08-10 11:12:56

○A3.167.212.292026-07-12 → 2026-07-30 · 12 obs

○A3.167.212.502026-07-12 → 2026-07-30 · 12 obs

○A3.167.212.662026-07-12 → 2026-07-30 · 12 obs

●A3.170.19.1182026-07-11 → 2026-08-10 · 13 obs

○ 2026-07-11 13:33:10
● 2026-07-11 14:11:34
○ 2026-07-11 15:56:28
● 2026-08-06 02:51:46
○ 2026-08-06 05:50:08
● 2026-08-06 12:42:12
○ 2026-08-07 01:35:20
● 2026-08-07 08:18:58
○ 2026-08-07 09:02:56
● 2026-08-08 22:43:56
○ 2026-08-09 01:40:42
● 2026-08-10 11:12:54
● 2026-08-10 11:12:56

●A3.170.19.172026-07-11 → 2026-08-10 · 13 obs

●A3.170.19.522026-07-11 → 2026-08-10 · 13 obs

●A3.170.19.802026-07-11 → 2026-08-10 · 13 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...	-
b4stos.com	ns-576.awsdns-08.net, ns-318.awsdns-39.com, ns-1622.awsdns-10.co.uk, ns-1283.awsdns-32.org	2 records

✅ Authoritative Response

Server:205.251.197.3

NS records: ns-576.awsdns-08.net, ns-318.awsdns-39.com, ns-1622.awsdns-10.co.uk, ns-1283.awsdns-32.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b4stos.com (unsigned zone)

⏱️ Timing

Total: 1316ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.19.118, 3.170.19.80...`
NS	4	`ns-1283.awsdns-32.org, ns-1622.awsdns-10.co.uk...`
SOA	1	`ns-1622.awsdns-10.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-318.awsdns-39.com, ns-318.awsdns-39.com)

Analysis

IP Addresses

b4stos.com directs to four IP numbers, which are 3.170.19.17, 3.170.19.52, 3.170.19.80 and 3.170.19.118.

dealnews.us, pirateschool.org, maple.kddi.navitime.jp and two other host names share IP numbers with b4stos.com.

Name Servers

The authoritative name servers for b4stos.com are ns-318.awsdns-39.com, ns-576.awsdns-08.net, ns-1283.awsdns-32.org and ns-1622.awsdns-10.co.uk.

There is at least partial name server overlap between b4stos.com and other domains — gfcngames.fr, dsqqu7oxq6o1v.cloudfront.net, intercitypartners.com and two more among them.

The name servers ns-296.awsdns-37.com, ns-537.awsdns-03.net and ns-1344.awsdns-40.org are often found in combination with these name servers.

All four hostnames — ns-318.awsdns-39.com, ns-576.awsdns-08.net, ns-1283.awsdns-32.org and ns-1622.awsdns-10.co.uk — resolve to two IP numbers apiece: ns-318.awsdns-39.com to 205.251.193.62 and 2600:9000:5301:3e00::1; ns-576.awsdns-08.net to 205.251.194.64 and 2600:9000:5302:4000::1; ns-1283.awsdns-32.org to 205.251.197.3 and 2600:9000:5305:300::1; ns-1622.awsdns-10.co.uk to 205.251.198.86 and 2600:9000:5306:5600::1.

b4stos.com - robtex.com

b4stos.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`b4stos.com`

`com`