`cdn-uploads.piazza.com`

DNSSEC	⚠️ Not signed
A	18.165.83.24^{🇺🇸 Amazon18.165.80.0/21}
		PTR	`server-18-165-83-24.iad55.r.cloudfront.net`
A	18.165.83.28^{🇺🇸 Amazon18.165.80.0/21}
A	18.165.83.36^{🇺🇸 Amazon18.165.80.0/21}
A	18.165.83.105^{🇺🇸 Amazon18.165.80.0/21}

`piazza.com`

	DNSSEC	⚠️ Not signed
	A	3.86.125.209^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
	A	3.221.44.137^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
	A	54.89.203.190^{🇺🇸 Amazon54.89.0.0/16 EC2 IAD prefix}
	NS	`ns-74.awsdns-09.com` ⭐
	NS	`ns-1360.awsdns-42.org`
	NS	`ns-1868.awsdns-41.co.uk`
	NS	`ns-987.awsdns-59.net`
	MX	`piazza-com.mail.protection.outlook.com` ⭐
	TXT	`apple-domain-verification=NvgAGTreJ9br6TT3`
	TXT	`google-site-verification=vP_7vShksrvqA6VobTihMByOMO-jlUzs59fLoyKIrQU`
	TXT	`v=spf1 a mx include:u5126.wl127.sendgrid.net include:spf.protection.outlook.c...`
	SOA	`ns-74.awsdns-09.com`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (93/100)
rank #74993 globally
rank #35905 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #65,902

DNS History

76 records (4 active, 72 former)

○A13.225.196.582026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 22:13:20
● 2026-04-12 10:32:02
○ 2026-04-12 13:13:30
○ 2026-07-11 00:00:46

○A13.225.196.762026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 22:13:20
● 2026-04-12 10:32:02
○ 2026-04-12 13:13:30
○ 2026-07-11 00:00:46

○A13.225.196.922026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 22:13:20
● 2026-04-12 10:32:02
○ 2026-04-12 13:13:30
○ 2026-07-11 00:00:46

○A13.225.196.952026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 22:13:20
● 2026-04-12 10:32:02
○ 2026-04-12 13:13:30
○ 2026-07-11 00:00:46

○A13.33.109.312026-05-10 → 2026-05-24 · 23 obs

○ 2026-05-10 07:51:32
● 2026-05-10 15:59:00
○ 2026-05-10 20:30:30
● 2026-05-10 21:39:02
● 2026-05-10 22:12:48
○ 2026-05-11 02:15:52
○ 2026-05-13 03:58:16
● 2026-05-13 14:33:50
○ 2026-05-13 23:26:38
○ 2026-05-14 10:54:22
● 2026-05-14 14:25:50
○ 2026-05-15 01:03:28
○ 2026-05-15 03:56:30
● 2026-05-15 14:32:34
○ 2026-05-15 19:37:56
○ 2026-05-19 18:18:32
● 2026-05-19 19:27:52
● 2026-05-20 06:39:32
○ 2026-05-20 13:22:56
○ 2026-05-24 13:31:58
● 2026-05-24 19:02:46
○ 2026-05-24 21:07:46
○ 2026-07-11 00:00:46

○A13.33.109.52026-05-10 → 2026-05-24 · 23 obs

○A13.33.109.632026-05-10 → 2026-05-24 · 23 obs

○A13.33.109.942026-05-10 → 2026-05-24 · 23 obs

○A13.33.252.1262026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-11 14:38:40
● 2026-04-11 15:43:28
○ 2026-04-11 22:13:20
○ 2026-07-11 00:00:46

○A13.33.252.162026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-11 14:38:40
● 2026-04-11 15:43:28
○ 2026-04-11 22:13:20
○ 2026-07-11 00:00:46

○A13.33.252.492026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-11 14:38:40
● 2026-04-11 15:43:28
○ 2026-04-11 22:13:20
○ 2026-07-11 00:00:46

○A13.33.252.722026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-11 14:38:40
● 2026-04-11 15:43:28
○ 2026-04-11 22:13:20
○ 2026-07-11 00:00:46

○A13.33.82.1192026-04-20 → 2026-05-10 · 24 obs

○ 2026-04-20 05:45:04
● 2026-04-20 17:25:20
○ 2026-04-20 20:10:20
● 2026-04-20 21:54:26
○ 2026-04-20 23:37:34
● 2026-04-21 05:25:22
● 2026-04-22 23:25:00
○ 2026-04-23 09:10:38
○ 2026-04-26 13:01:36
● 2026-04-26 23:24:58
○ 2026-04-27 18:08:28
○ 2026-05-01 22:25:40
● 2026-05-02 12:37:36
○ 2026-05-03 08:16:58
○ 2026-05-05 18:45:20
● 2026-05-06 02:29:18
○ 2026-05-06 15:47:54
○ 2026-05-07 01:24:10
● 2026-05-07 14:55:58
○ 2026-05-07 23:41:50
○ 2026-05-09 17:07:22
● 2026-05-10 07:11:24
○ 2026-05-10 07:51:32
○ 2026-07-11 00:00:46

○A13.33.82.392026-04-20 → 2026-05-10 · 24 obs

○A13.33.82.422026-04-20 → 2026-05-10 · 24 obs

○A13.33.82.552026-04-20 → 2026-05-10 · 24 obs

○A143.204.204.1282026-05-21 → 2026-06-07 · 24 obs

○ 2026-05-20 13:22:56
● 2026-05-21 00:17:38
● 2026-05-24 01:20:14
○ 2026-05-24 13:31:58
○ 2026-05-24 19:02:46
● 2026-05-24 21:07:46
○ 2026-05-26 05:35:04
○ 2026-05-27 03:05:04
● 2026-05-27 13:11:42
○ 2026-05-29 10:07:00
○ 2026-05-29 16:24:32
● 2026-05-31 06:04:46
○ 2026-05-31 12:57:42
○ 2026-06-01 19:38:28
● 2026-06-02 19:27:30
● 2026-06-03 09:05:58
○ 2026-06-04 00:47:42
● 2026-06-04 08:43:54
● 2026-06-06 01:09:38
○ 2026-06-06 05:01:30
● 2026-06-07 09:25:24
● 2026-06-07 10:26:48
○ 2026-06-08 12:35:40
○ 2026-07-11 00:00:46

○A143.204.204.1292026-05-21 → 2026-06-07 · 24 obs

○A143.204.204.202026-05-21 → 2026-06-07 · 24 obs

○A143.204.204.812026-05-21 → 2026-06-07 · 24 obs

○A18.165.122.1022026-03-26 → 2026-03-27 · 5 obs

○ 2026-03-26 04:00:52
● 2026-03-26 21:21:04
● 2026-03-27 04:24:44
○ 2026-03-27 07:23:18
○ 2026-07-11 00:00:46

○A18.165.122.1092026-03-26 → 2026-03-27 · 5 obs

○ 2026-03-26 04:00:52
● 2026-03-26 21:21:04
● 2026-03-27 04:24:44
○ 2026-03-27 07:23:18
○ 2026-07-11 00:00:46

○A18.165.122.1242026-03-26 → 2026-03-27 · 5 obs

○ 2026-03-26 04:00:52
● 2026-03-26 21:21:04
● 2026-03-27 04:24:44
○ 2026-03-27 07:23:18
○ 2026-07-11 00:00:46

○A18.165.122.812026-03-26 → 2026-03-27 · 5 obs

○ 2026-03-26 04:00:52
● 2026-03-26 21:21:04
● 2026-03-27 04:24:44
○ 2026-03-27 07:23:18
○ 2026-07-11 00:00:46

●A18.165.83.1052026-03-03 → 2026-07-11 · 66 obs

○ 2026-02-22 19:45:14
● 2026-03-03 01:57:00
● 2026-03-06 06:18:24
○ 2026-03-06 22:37:40
○ 2026-03-10 19:04:42
● 2026-03-11 11:47:32
○ 2026-03-12 17:17:28
● 2026-03-14 01:01:08
○ 2026-03-14 10:12:10
○ 2026-03-20 03:31:18
● 2026-03-20 07:04:12
● 2026-03-25 08:45:52
○ 2026-03-26 04:00:52
● 2026-03-27 07:23:18
○ 2026-03-28 02:44:30
○ 2026-06-11 02:31:54
● 2026-06-11 08:51:04
● 2026-06-19 00:53:14
○ 2026-06-19 19:29:32
○ 2026-06-20 13:12:42
● 2026-06-20 15:44:18
○ 2026-06-20 20:15:54
● 2026-06-20 21:33:00
○ 2026-06-21 15:35:46
● 2026-06-21 16:10:44
○ 2026-06-22 13:43:48
● 2026-06-23 03:13:10
○ 2026-06-24 13:14:30
● 2026-06-24 14:21:50
○ 2026-06-25 01:32:20
● 2026-06-25 02:12:30
○ 2026-06-25 15:34:36
● 2026-06-25 17:07:28
○ 2026-06-25 20:38:50
● 2026-06-25 21:48:22
○ 2026-06-26 09:36:38
● 2026-06-26 10:32:52
○ 2026-06-26 13:41:40
● 2026-06-26 18:42:58
○ 2026-06-27 17:28:26
● 2026-06-27 18:46:06
○ 2026-06-30 13:27:28
● 2026-06-30 14:55:20
○ 2026-06-30 19:13:40
● 2026-06-30 20:35:24
○ 2026-06-30 23:15:30
● 2026-06-30 23:50:52
○ 2026-07-01 07:51:48
● 2026-07-01 08:53:50
○ 2026-07-01 21:04:54
● 2026-07-01 21:37:52
○ 2026-07-02 00:09:26
● 2026-07-02 01:03:34
○ 2026-07-02 04:01:30
● 2026-07-02 05:32:16
○ 2026-07-03 09:34:24
● 2026-07-03 12:21:38
○ 2026-07-07 19:29:40
● 2026-07-07 22:05:20
○ 2026-07-07 23:42:24
● 2026-07-08 00:25:16
○ 2026-07-09 07:37:50
● 2026-07-09 23:04:56
○ 2026-07-10 15:48:36
● 2026-07-10 20:05:24
● 2026-07-11 00:00:46

●A18.165.83.242026-03-03 → 2026-07-11 · 66 obs

●A18.165.83.282026-03-03 → 2026-07-11 · 66 obs

●A18.165.83.362026-03-03 → 2026-07-11 · 66 obs

○A18.238.4.172026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-07 23:41:50
● 2026-05-08 22:05:52
○ 2026-05-08 23:24:58
○ 2026-07-11 00:00:46

○A18.238.4.212026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-07 23:41:50
● 2026-05-08 22:05:52
○ 2026-05-08 23:24:58
○ 2026-07-11 00:00:46

○A18.238.4.822026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-07 23:41:50
● 2026-05-08 22:05:52
○ 2026-05-08 23:24:58
○ 2026-07-11 00:00:46

○A18.238.4.882026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-07 23:41:50
● 2026-05-08 22:05:52
○ 2026-05-08 23:24:58
○ 2026-07-11 00:00:46

○A18.239.225.1042026-03-29 → 2026-07-10 · 35 obs

○ 2026-03-29 11:09:12
● 2026-03-29 20:10:04
○ 2026-03-29 23:59:04
○ 2026-03-31 04:28:06
● 2026-03-31 10:33:58
● 2026-04-01 13:30:10
○ 2026-04-02 20:26:48
○ 2026-04-13 20:18:12
● 2026-04-15 01:58:18
○ 2026-04-16 00:08:02
○ 2026-05-24 21:07:46
● 2026-05-26 05:35:04
○ 2026-05-27 03:05:04
○ 2026-05-31 06:04:46
● 2026-06-01 19:38:28
○ 2026-06-02 19:27:30
○ 2026-06-07 09:25:24
● 2026-06-08 12:35:40
○ 2026-06-09 23:38:46
○ 2026-06-15 16:32:58
● 2026-06-15 17:43:36
○ 2026-06-15 19:03:20
● 2026-06-21 15:35:46
○ 2026-06-21 16:10:44
● 2026-06-30 23:15:30
○ 2026-06-30 23:50:52
● 2026-07-01 07:51:48
○ 2026-07-01 08:53:50
● 2026-07-07 19:29:40
○ 2026-07-07 22:05:20
● 2026-07-09 07:37:50
○ 2026-07-09 21:22:22
● 2026-07-10 15:48:36
○ 2026-07-10 20:05:24
○ 2026-07-11 00:00:46

○A18.239.225.1252026-03-29 → 2026-07-10 · 35 obs

○A18.239.225.732026-03-29 → 2026-07-10 · 35 obs

○A18.239.225.742026-03-29 → 2026-07-10 · 35 obs

○A18.239.236.292026-03-06 → 2026-06-30 · 36 obs

○ 2026-03-06 06:18:24
● 2026-03-06 22:37:40
○ 2026-03-08 07:02:44
○ 2026-03-08 07:43:10
● 2026-03-08 17:57:30
○ 2026-03-08 20:15:36
○ 2026-03-11 11:47:32
● 2026-03-12 17:17:28
● 2026-03-20 03:31:18
○ 2026-03-20 07:04:12
○ 2026-03-29 11:09:12
● 2026-03-31 04:28:06
● 2026-04-18 14:39:04
○ 2026-04-19 06:06:08
○ 2026-04-26 23:24:58
● 2026-04-27 18:08:28
● 2026-05-19 04:06:16
○ 2026-05-19 11:56:04
○ 2026-06-18 08:51:34
● 2026-06-20 13:12:42
○ 2026-06-20 15:44:18
● 2026-06-20 20:15:54
○ 2026-06-20 21:33:00
● 2026-06-23 01:39:28
○ 2026-06-23 03:13:10
● 2026-06-24 13:14:30
○ 2026-06-24 14:21:50
● 2026-06-25 15:34:36
○ 2026-06-25 17:07:28
● 2026-06-26 09:36:38
○ 2026-06-26 10:32:52
● 2026-06-27 17:28:26
○ 2026-06-27 18:46:06
● 2026-06-30 19:13:40
○ 2026-06-30 20:35:24
○ 2026-07-11 00:00:46

○A18.239.236.772026-03-06 → 2026-06-30 · 36 obs

○A18.239.236.892026-03-06 → 2026-06-30 · 36 obs

○A18.239.236.932026-03-06 → 2026-06-30 · 36 obs

○A18.245.46.1152026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-27 13:11:42
● 2026-05-29 10:07:00
○ 2026-05-29 16:24:32
○ 2026-07-11 00:00:46

○A18.245.46.1272026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-27 13:11:42
● 2026-05-29 10:07:00
○ 2026-05-29 16:24:32
○ 2026-07-11 00:00:46

○A18.245.46.692026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-27 13:11:42
● 2026-05-29 10:07:00
○ 2026-05-29 16:24:32
○ 2026-07-11 00:00:46

○A18.245.46.822026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-27 13:11:42
● 2026-05-29 10:07:00
○ 2026-05-29 16:24:32
○ 2026-07-11 00:00:46

○A3.160.22.182026-04-20 → 2026-04-20 · 4 obs

○ 2026-04-19 06:06:08
● 2026-04-20 01:12:20
○ 2026-04-20 05:45:04
○ 2026-07-11 00:00:46

○A3.160.22.332026-04-20 → 2026-04-20 · 4 obs

○ 2026-04-19 06:06:08
● 2026-04-20 01:12:20
○ 2026-04-20 05:45:04
○ 2026-07-11 00:00:46

○A3.160.22.772026-04-20 → 2026-04-20 · 4 obs

○ 2026-04-19 06:06:08
● 2026-04-20 01:12:20
○ 2026-04-20 05:45:04
○ 2026-07-11 00:00:46

○A3.160.22.972026-04-20 → 2026-04-20 · 4 obs

○ 2026-04-19 06:06:08
● 2026-04-20 01:12:20
○ 2026-04-20 05:45:04
○ 2026-07-11 00:00:46

○A3.166.181.1252026-07-09 → 2026-07-09 · 4 obs

○ 2026-07-09 07:37:50
● 2026-07-09 21:22:22
○ 2026-07-09 23:04:56
○ 2026-07-11 00:00:46

○A3.166.181.182026-07-09 → 2026-07-09 · 4 obs

○ 2026-07-09 07:37:50
● 2026-07-09 21:22:22
○ 2026-07-09 23:04:56
○ 2026-07-11 00:00:46

○A3.166.181.762026-07-09 → 2026-07-09 · 4 obs

○ 2026-07-09 07:37:50
● 2026-07-09 21:22:22
○ 2026-07-09 23:04:56
○ 2026-07-11 00:00:46

○A3.166.181.932026-07-09 → 2026-07-09 · 4 obs

○ 2026-07-09 07:37:50
● 2026-07-09 21:22:22
○ 2026-07-09 23:04:56
○ 2026-07-11 00:00:46

○A3.167.152.1052026-05-19 → 2026-07-02 · 11 obs

○ 2026-05-19 04:06:16
● 2026-05-19 11:56:04
● 2026-05-19 14:59:20
○ 2026-05-19 18:18:32
● 2026-06-30 13:27:28
○ 2026-06-30 14:55:20
● 2026-07-01 21:04:54
○ 2026-07-01 21:37:52
● 2026-07-02 00:09:26
○ 2026-07-02 01:03:34
○ 2026-07-11 00:00:46

○A3.167.152.1242026-05-19 → 2026-07-02 · 11 obs

○A3.167.152.712026-05-19 → 2026-07-02 · 11 obs

○A3.167.152.812026-05-19 → 2026-07-02 · 11 obs

○A3.168.122.162026-03-08 → 2026-05-20 · 23 obs

○ 2026-03-06 22:37:40
● 2026-03-08 07:02:44
● 2026-03-08 07:43:10
○ 2026-03-08 17:57:30
○ 2026-03-08 21:48:02
● 2026-03-09 03:12:08
○ 2026-03-09 21:45:58
○ 2026-03-28 03:17:26
● 2026-03-29 11:09:12
○ 2026-03-29 20:10:04
○ 2026-04-05 03:28:44
● 2026-04-05 06:01:18
○ 2026-04-05 10:58:44
○ 2026-04-11 03:17:14
● 2026-04-11 14:38:40
○ 2026-04-11 15:43:28
○ 2026-05-19 14:59:20
● 2026-05-19 18:18:32
○ 2026-05-19 19:27:52
○ 2026-05-20 06:39:32
● 2026-05-20 13:22:56
○ 2026-05-21 00:17:38
○ 2026-07-11 00:00:46

○A3.168.122.402026-03-08 → 2026-05-20 · 23 obs

○A3.168.122.692026-03-08 → 2026-05-20 · 23 obs

○A3.168.122.922026-03-08 → 2026-05-20 · 23 obs

○A52.84.45.1202026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-26 05:35:04
● 2026-05-27 03:05:04
○ 2026-05-27 07:05:22
○ 2026-07-11 00:00:46

○A52.84.45.1222026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-26 05:35:04
● 2026-05-27 03:05:04
○ 2026-05-27 07:05:22
○ 2026-07-11 00:00:46

○A52.84.45.522026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-26 05:35:04
● 2026-05-27 03:05:04
○ 2026-05-27 07:05:22
○ 2026-07-11 00:00:46

○A52.84.45.892026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-26 05:35:04
● 2026-05-27 03:05:04
○ 2026-05-27 07:05:22
○ 2026-07-11 00:00:46

○A99.84.215.1192026-02-22 → 2026-07-07 · 13 obs

● 2026-02-22 19:45:14
○ 2026-03-03 01:57:00
○ 2026-03-09 03:12:08
● 2026-03-09 21:45:58
○ 2026-03-10 03:01:40
○ 2026-03-10 15:07:04
● 2026-03-10 19:04:42
○ 2026-03-10 20:48:38
● 2026-07-03 09:34:24
○ 2026-07-03 12:21:38
● 2026-07-07 23:42:24
○ 2026-07-08 00:25:16
○ 2026-07-11 00:00:46

○A99.84.215.682026-02-22 → 2026-07-07 · 13 obs

○A99.84.215.912026-02-22 → 2026-07-07 · 13 obs

○A99.84.215.992026-02-22 → 2026-07-07 · 13 obs

○A99.84.237.1092026-03-29 → 2026-07-02 · 30 obs

○ 2026-03-29 20:10:04
● 2026-03-29 23:59:04
○ 2026-03-30 02:33:16
● 2026-03-30 07:27:40
○ 2026-03-30 17:39:08
○ 2026-03-31 10:33:58
● 2026-03-31 16:26:58
○ 2026-03-31 17:26:04
○ 2026-04-16 00:08:02
● 2026-04-16 08:07:02
○ 2026-04-16 23:45:54
● 2026-04-17 04:32:56
○ 2026-04-17 08:53:34
○ 2026-05-03 18:24:16
● 2026-05-03 19:14:34
○ 2026-05-03 20:20:24
○ 2026-05-24 01:20:14
● 2026-05-24 13:31:58
○ 2026-05-24 19:02:46
● 2026-06-19 00:17:44
○ 2026-06-19 00:53:14
● 2026-06-22 13:43:48
○ 2026-06-23 01:39:28
● 2026-06-25 01:32:20
○ 2026-06-25 02:12:30
● 2026-06-26 13:41:40
○ 2026-06-26 18:42:58
● 2026-07-02 04:01:30
○ 2026-07-02 05:32:16
○ 2026-07-11 00:00:46

○A99.84.237.1102026-03-29 → 2026-07-02 · 30 obs

○A99.84.237.352026-03-29 → 2026-07-02 · 30 obs

○A99.84.237.92026-03-29 → 2026-07-02 · 30 obs

○A99.86.91.1062026-04-22 → 2026-04-22 · 6 obs

○ 2026-04-21 05:25:22
● 2026-04-22 09:32:50
○ 2026-04-22 11:24:06
● 2026-04-22 12:48:14
○ 2026-04-22 23:25:00
○ 2026-07-11 00:00:46

○A99.86.91.182026-04-22 → 2026-04-22 · 6 obs

○ 2026-04-21 05:25:22
● 2026-04-22 09:32:50
○ 2026-04-22 11:24:06
● 2026-04-22 12:48:14
○ 2026-04-22 23:25:00
○ 2026-07-11 00:00:46

○A99.86.91.972026-04-22 → 2026-04-22 · 6 obs

○ 2026-04-21 05:25:22
● 2026-04-22 09:32:50
○ 2026-04-22 11:24:06
● 2026-04-22 12:48:14
○ 2026-04-22 23:25:00
○ 2026-07-11 00:00:46

○A99.86.91.992026-04-22 → 2026-04-22 · 6 obs

○ 2026-04-21 05:25:22
● 2026-04-22 09:32:50
○ 2026-04-22 11:24:06
● 2026-04-22 12:48:14
○ 2026-04-22 23:25:00
○ 2026-07-11 00:00:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
piazza.com	ns-74.awsdns-09.com, ns-987.awsdns-59.net, ns-1868.awsdns-41.co.uk, ns-1360.awsdns-42.org	2 records

✅ Authoritative Response

Server:205.251.195.219

NS records: ns-74.awsdns-09.com, ns-987.awsdns-59.net, ns-1868.awsdns-41.co.uk, ns-1360.awsdns-42.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for piazza.com (unsigned zone)

⏱️ Timing

Total: 1422ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.165.83.28, 18.165.83.36...`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-74.awsdns-09.com, ns-74.awsdns-09.com)

Analysis

IP Addresses

cdn-uploads.piazza.com directs to four IP numbers, which are 18.165.83.24, 18.165.83.28, 18.165.83.36 and 18.165.83.105.

Additional host names — prod-global-discovery-cf.nubank.com.br, big-charts.com, d349fw6eh2t1f2.cloudfront.net and two others — share IP numbers with cdn-uploads.piazza.com.

cdn-uploads.piazza.com - robtex.com