`markdoclang.org`

DNSSEC	⚠️ Not signed
A	18.161.21.9^{🇺🇸 Amazon18.161.16.0/21}
		PTR	`server-18-161-21-9.bos50.r.cloudfront.net`
A	18.161.21.17^{🇺🇸 Amazon18.161.16.0/21}
A	18.161.21.43^{🇺🇸 Amazon18.161.16.0/21}
A	18.161.21.122^{🇺🇸 Amazon18.161.16.0/21}
NS	`ns-423.awsdns-52.com` ⭐
		A	2600:9000:5301:a700::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-423.awsdns-52.com`
		A	205.251.193.167^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-423.awsdns-52.com`
NS	`ns-1087.awsdns-07.org`
		A	2600:9000:5304:3f00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1087.awsdns-07.org`
		A	205.251.196.63^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1087.awsdns-07.org`
NS	`ns-1882.awsdns-43.co.uk`
		A	2600:9000:5307:5a00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1882.awsdns-43.co.uk`
		A	205.251.199.90^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1882.awsdns-43.co.uk`
NS	`ns-705.awsdns-24.net`
		A	2600:9000:5302:c100::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-705.awsdns-24.net`
		A	205.251.194.193^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-705.awsdns-24.net`
TXT	`v=spf1 -all`
SOA	`ns-423.awsdns-52.com`awsdns-hostmaster@amazon.com serial=1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1777035769

Same first word

markdoclang.org

Similar names

rocklandmag.com

DNS History

56 records (8 active, 48 former)

●NSns-1087.awsdns-07.org2026-02-15 → 2026-04-24 · 2 obs

● 2026-02-15 01:51:24
● 2026-04-24 13:19:28

●NSns-1882.awsdns-43.co.uk2026-02-15 → 2026-04-24 · 2 obs

● 2026-02-15 01:51:24
● 2026-04-24 13:19:28

●NSns-423.awsdns-52.com2026-02-15 → 2026-04-24 · 2 obs

● 2026-02-15 01:51:24
● 2026-04-24 13:19:28

●NSns-705.awsdns-24.net2026-02-15 → 2026-04-24 · 2 obs

● 2026-02-15 01:51:24
● 2026-04-24 13:19:28

○A108.138.106.1282026-03-08 → 2026-03-22 · 10 obs

○ 2026-03-08 06:32:56
● 2026-03-08 07:45:14
○ 2026-03-08 11:10:26
○ 2026-03-08 17:59:12
● 2026-03-08 22:07:22
○ 2026-03-08 23:41:04
○ 2026-03-22 04:14:52
● 2026-03-22 15:43:02
○ 2026-03-22 16:27:42
○ 2026-04-24 13:19:28

○A108.138.106.482026-03-08 → 2026-03-22 · 10 obs

○A108.138.106.722026-03-08 → 2026-03-22 · 10 obs

○A108.138.106.872026-03-08 → 2026-03-22 · 10 obs

○A108.139.119.1042026-04-15 → 2026-04-19 · 10 obs

○ 2026-04-14 23:37:18
● 2026-04-15 10:01:10
○ 2026-04-15 22:27:00
○ 2026-04-16 00:47:00
● 2026-04-16 08:32:12
○ 2026-04-17 00:45:32
○ 2026-04-19 14:09:38
● 2026-04-19 17:58:46
○ 2026-04-19 18:40:38
○ 2026-04-24 13:19:28

○A108.139.119.1092026-04-15 → 2026-04-19 · 10 obs

○A108.139.119.1252026-04-15 → 2026-04-19 · 10 obs

○A108.139.119.612026-04-15 → 2026-04-19 · 10 obs

○A108.158.122.112026-04-01 → 2026-04-11 · 15 obs

○ 2026-04-01 15:53:40
● 2026-04-01 16:39:22
● 2026-04-01 20:37:36
○ 2026-04-02 01:06:44
○ 2026-04-03 10:10:56
● 2026-04-03 23:01:12
○ 2026-04-04 00:13:18
○ 2026-04-10 22:13:16
● 2026-04-11 01:52:42
● 2026-04-11 09:01:16
○ 2026-04-11 09:47:40
● 2026-04-11 11:07:54
● 2026-04-11 18:37:16
○ 2026-04-11 23:47:14
○ 2026-04-24 13:19:28

○A108.158.122.1102026-04-01 → 2026-04-11 · 15 obs

○A108.158.122.382026-04-01 → 2026-04-11 · 15 obs

○A108.158.122.412026-04-01 → 2026-04-11 · 15 obs

○A108.158.173.1182026-03-29 → 2026-04-23 · 47 obs

○ 2026-03-29 01:45:48
● 2026-03-29 10:21:36
● 2026-03-29 14:16:20
○ 2026-03-30 03:00:08
● 2026-03-30 08:29:14
● 2026-03-30 12:49:04
○ 2026-03-30 16:31:34
○ 2026-03-31 03:28:18
● 2026-03-31 04:34:38
○ 2026-03-31 05:14:08
● 2026-03-31 10:43:46
● 2026-03-31 11:20:06
○ 2026-03-31 13:03:16
○ 2026-04-01 07:19:58
● 2026-04-01 08:38:36
○ 2026-04-01 15:53:40
○ 2026-04-03 02:17:52
● 2026-04-03 03:41:06
○ 2026-04-03 06:57:06
○ 2026-04-07 01:35:08
● 2026-04-07 06:18:04
○ 2026-04-07 06:53:40
○ 2026-04-08 13:48:54
● 2026-04-08 17:29:24
○ 2026-04-08 22:24:56
● 2026-04-09 21:35:30
○ 2026-04-10 01:17:52
○ 2026-04-13 01:44:22
● 2026-04-13 03:35:56
○ 2026-04-13 10:53:48
○ 2026-04-13 22:50:30
● 2026-04-14 04:18:52
○ 2026-04-14 04:58:54
○ 2026-04-15 22:27:00
● 2026-04-16 00:47:00
○ 2026-04-16 08:32:12
○ 2026-04-17 00:45:32
● 2026-04-17 10:07:00
● 2026-04-18 03:33:56
○ 2026-04-19 03:22:50
○ 2026-04-21 09:45:54
● 2026-04-21 11:47:12
○ 2026-04-21 12:58:30
○ 2026-04-23 16:59:40
● 2026-04-23 18:51:38
○ 2026-04-23 21:08:46
○ 2026-04-24 13:19:28

○A108.158.173.382026-03-29 → 2026-04-23 · 47 obs

○A108.158.173.792026-03-29 → 2026-04-23 · 47 obs

○A108.158.173.862026-03-29 → 2026-04-23 · 47 obs

●A18.161.21.1222026-03-08 → 2026-04-24 · 14 obs

○ 2026-03-08 22:07:22
● 2026-03-08 23:41:04
○ 2026-03-09 01:39:18
○ 2026-04-21 12:58:30
● 2026-04-21 17:25:56
○ 2026-04-21 22:55:32
● 2026-04-22 00:44:08
○ 2026-04-22 07:20:38
○ 2026-04-23 18:51:38
● 2026-04-23 21:08:46
○ 2026-04-23 22:02:52
○ 2026-04-24 10:56:56
● 2026-04-24 13:19:26
● 2026-04-24 13:19:28

●A18.161.21.172026-03-08 → 2026-04-24 · 14 obs

●A18.161.21.432026-03-08 → 2026-04-24 · 14 obs

●A18.161.21.92026-03-08 → 2026-04-24 · 14 obs

○A18.244.140.252026-02-15 → 2026-04-24 · 175 obs

● 2026-02-15 01:51:24
● 2026-02-18 01:15:52
○ 2026-02-19 06:44:00
○ 2026-02-20 03:19:38
● 2026-02-20 19:39:38
● 2026-02-21 13:32:42
○ 2026-02-21 15:35:02
○ 2026-02-22 18:59:58
● 2026-02-23 05:47:32
● 2026-02-24 20:52:38
○ 2026-02-25 06:50:02
● 2026-02-26 07:24:32
○ 2026-02-26 16:20:50
○ 2026-02-26 22:37:28
● 2026-02-27 14:13:50
○ 2026-02-27 15:53:32
● 2026-02-27 19:28:36
○ 2026-02-28 00:14:34
● 2026-02-28 11:31:26
○ 2026-02-28 16:44:54
● 2026-02-28 22:30:54
● 2026-03-01 07:13:48
○ 2026-03-01 08:05:54
● 2026-03-01 14:11:26
○ 2026-03-01 16:56:56
○ 2026-03-03 17:35:24
● 2026-03-03 22:53:46
○ 2026-03-04 05:19:24
○ 2026-03-04 18:48:40
● 2026-03-05 03:43:40
● 2026-03-05 07:21:16
○ 2026-03-05 08:34:42
● 2026-03-05 19:17:26
● 2026-03-06 15:49:42
○ 2026-03-06 23:52:12
○ 2026-03-07 03:25:44
● 2026-03-07 11:42:14
● 2026-03-08 06:32:56
○ 2026-03-08 07:45:14
● 2026-03-08 11:10:26
● 2026-03-08 14:45:30
○ 2026-03-08 17:59:12
○ 2026-03-08 23:41:04
● 2026-03-09 01:39:18
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● 2026-03-12 03:57:48
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○ 2026-03-12 08:39:28
○ 2026-03-12 12:33:56
● 2026-03-13 01:42:24
● 2026-03-13 10:37:48
○ 2026-03-14 00:18:52
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● 2026-03-24 03:43:08
○ 2026-03-25 00:24:28
● 2026-03-25 08:08:40
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● 2026-04-01 07:19:58
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● 2026-04-07 01:35:08
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● 2026-04-08 13:48:54
○ 2026-04-08 17:29:24
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○ 2026-04-13 03:35:56
● 2026-04-13 10:53:48
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● 2026-04-14 04:58:54
● 2026-04-14 23:37:18
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○ 2026-04-16 00:47:00
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○ 2026-04-19 03:22:50
● 2026-04-19 08:05:44
● 2026-04-19 14:09:38
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● 2026-04-21 09:45:54
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○ 2026-04-21 17:25:56
● 2026-04-21 22:55:32
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● 2026-04-22 07:20:38
● 2026-04-22 12:44:56
○ 2026-04-22 16:12:58
● 2026-04-22 20:54:34
● 2026-04-23 16:59:40
○ 2026-04-23 18:51:38
○ 2026-04-23 21:08:46
● 2026-04-23 22:02:52
● 2026-04-24 10:56:56
○ 2026-04-24 13:19:26
○ 2026-04-24 13:19:28

○A18.244.140.602026-02-15 → 2026-04-24 · 175 obs

○A18.244.140.692026-02-15 → 2026-04-24 · 175 obs

○A18.244.140.912026-02-15 → 2026-04-24 · 175 obs

○A18.64.207.1002026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-22 12:44:56
● 2026-04-22 16:12:58
○ 2026-04-22 20:54:34
○ 2026-04-24 13:19:28

○A18.64.207.252026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-22 12:44:56
● 2026-04-22 16:12:58
○ 2026-04-22 20:54:34
○ 2026-04-24 13:19:28

○A18.64.207.562026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-22 12:44:56
● 2026-04-22 16:12:58
○ 2026-04-22 20:54:34
○ 2026-04-24 13:19:28

○A18.64.207.582026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-22 12:44:56
● 2026-04-22 16:12:58
○ 2026-04-22 20:54:34
○ 2026-04-24 13:19:28

○A18.64.236.1102026-04-01 → 2026-04-04 · 7 obs

○ 2026-04-01 08:38:36
● 2026-04-01 15:53:40
○ 2026-04-01 16:39:22
○ 2026-04-04 00:57:44
● 2026-04-04 13:46:28
○ 2026-04-04 15:14:30
○ 2026-04-24 13:19:28

○A18.64.236.1152026-04-01 → 2026-04-04 · 7 obs

○ 2026-04-01 08:38:36
● 2026-04-01 15:53:40
○ 2026-04-01 16:39:22
○ 2026-04-04 00:57:44
● 2026-04-04 13:46:28
○ 2026-04-04 15:14:30
○ 2026-04-24 13:19:28

○A18.64.236.372026-04-01 → 2026-04-04 · 7 obs

○ 2026-04-01 08:38:36
● 2026-04-01 15:53:40
○ 2026-04-01 16:39:22
○ 2026-04-04 00:57:44
● 2026-04-04 13:46:28
○ 2026-04-04 15:14:30
○ 2026-04-24 13:19:28

○A18.64.236.492026-04-01 → 2026-04-04 · 7 obs

○ 2026-04-01 08:38:36
● 2026-04-01 15:53:40
○ 2026-04-01 16:39:22
○ 2026-04-04 00:57:44
● 2026-04-04 13:46:28
○ 2026-04-04 15:14:30
○ 2026-04-24 13:19:28

○A3.163.139.1242026-04-04 → 2026-04-04 · 4 obs

○ 2026-04-03 23:01:12
● 2026-04-04 00:13:18
○ 2026-04-04 00:57:44
○ 2026-04-24 13:19:28

○A3.163.139.322026-04-04 → 2026-04-04 · 4 obs

○ 2026-04-03 23:01:12
● 2026-04-04 00:13:18
○ 2026-04-04 00:57:44
○ 2026-04-24 13:19:28

○A3.163.139.392026-04-04 → 2026-04-04 · 4 obs

○ 2026-04-03 23:01:12
● 2026-04-04 00:13:18
○ 2026-04-04 00:57:44
○ 2026-04-24 13:19:28

○A3.163.139.752026-04-04 → 2026-04-04 · 4 obs

○ 2026-04-03 23:01:12
● 2026-04-04 00:13:18
○ 2026-04-04 00:57:44
○ 2026-04-24 13:19:28

○A3.164.206.1072026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-25 08:08:40
● 2026-03-25 17:54:40
○ 2026-03-26 04:30:26
○ 2026-04-24 13:19:28

○A3.164.206.472026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-25 08:08:40
● 2026-03-25 17:54:40
○ 2026-03-26 04:30:26
○ 2026-04-24 13:19:28

○A3.164.206.812026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-25 08:08:40
● 2026-03-25 17:54:40
○ 2026-03-26 04:30:26
○ 2026-04-24 13:19:28

○A3.164.206.892026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-25 08:08:40
● 2026-03-25 17:54:40
○ 2026-03-26 04:30:26
○ 2026-04-24 13:19:28

○A3.167.212.1012026-02-21 → 2026-03-22 · 45 obs

○ 2026-02-21 15:35:02
● 2026-02-21 23:07:14
○ 2026-02-22 15:23:42
○ 2026-02-26 07:24:32
● 2026-02-26 16:20:50
● 2026-02-26 22:37:28
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● 2026-03-01 08:05:54
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● 2026-03-03 02:36:38
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● 2026-03-09 21:34:16
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● 2026-03-15 16:32:26
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● 2026-03-17 00:57:56
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● 2026-03-17 13:02:38
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○ 2026-03-21 04:17:56
● 2026-03-21 08:55:18
● 2026-03-21 11:36:30
○ 2026-03-22 02:07:18
● 2026-03-22 04:14:52
○ 2026-03-22 15:43:02
○ 2026-04-24 13:19:28

○A3.167.212.352026-02-21 → 2026-03-22 · 45 obs

○A3.167.212.72026-02-21 → 2026-03-22 · 45 obs

○A3.167.212.902026-02-21 → 2026-03-22 · 45 obs

○A3.167.37.1062026-02-19 → 2026-04-19 · 71 obs

○ 2026-02-15 01:51:24
○ 2026-02-18 01:15:52
● 2026-02-19 06:44:00
● 2026-02-20 03:19:38
○ 2026-02-20 19:39:38
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● 2026-02-21 15:35:02
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● 2026-02-22 18:59:58
○ 2026-02-23 05:47:32
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○ 2026-02-27 14:13:50
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● 2026-02-28 00:14:34
○ 2026-02-28 11:31:26
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○ 2026-03-03 22:53:46
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● 2026-03-04 18:48:40
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● 2026-03-07 03:25:44
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○ 2026-03-14 03:01:58
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● 2026-03-15 03:48:22
○ 2026-03-15 11:59:14
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● 2026-03-20 10:22:52
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○ 2026-03-21 02:49:34
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○ 2026-03-25 08:08:40
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○ 2026-04-24 13:19:28

○A3.167.37.1252026-02-19 → 2026-04-19 · 71 obs

○A3.167.37.312026-02-19 → 2026-04-19 · 71 obs

○A3.167.37.662026-02-19 → 2026-04-19 · 71 obs

○A99.84.160.1072026-03-08 → 2026-03-14 · 7 obs

○ 2026-03-08 14:45:30
● 2026-03-08 17:59:12
○ 2026-03-08 22:07:22
○ 2026-03-14 14:36:38
● 2026-03-14 15:30:34
○ 2026-03-14 16:06:00
○ 2026-04-24 13:19:28

○A99.84.160.152026-03-08 → 2026-03-14 · 7 obs

○ 2026-03-08 14:45:30
● 2026-03-08 17:59:12
○ 2026-03-08 22:07:22
○ 2026-03-14 14:36:38
● 2026-03-14 15:30:34
○ 2026-03-14 16:06:00
○ 2026-04-24 13:19:28

○A99.84.160.542026-03-08 → 2026-03-14 · 7 obs

○ 2026-03-08 14:45:30
● 2026-03-08 17:59:12
○ 2026-03-08 22:07:22
○ 2026-03-14 14:36:38
● 2026-03-14 15:30:34
○ 2026-03-14 16:06:00
○ 2026-04-24 13:19:28

○A99.84.160.72026-03-08 → 2026-03-14 · 7 obs

○ 2026-03-08 14:45:30
● 2026-03-08 17:59:12
○ 2026-03-08 22:07:22
○ 2026-03-14 14:36:38
● 2026-03-14 15:30:34
○ 2026-03-14 16:06:00
○ 2026-04-24 13:19:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org	-
markdoclang.org	ns-423.awsdns-52.com, ns-1087.awsdns-07.org, ns-705.awsdns-24.net, ns-1882.awsdns-43.co.uk	1 record

✅ Authoritative Response

Server:205.251.194.193

NS records: ns-423.awsdns-52.com, ns-1087.awsdns-07.org, ns-705.awsdns-24.net, ns-1882.awsdns-43.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for markdoclang.org (unsigned zone)

⏱️ Timing

Total: 538ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.161.21.43, 18.161.21.122...`
NS	4	`ns-1087.awsdns-07.org, ns-1882.awsdns-43.co.uk...`
TXT	1	`v=spf1 -all`
SOA	1	`ns-423.awsdns-52.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-1087.awsdns-07.org)

Analysis

IP Addresses

markdoclang.org points to four IP numbers: 18.161.21.9, 18.161.21.17, 18.161.21.43 and 18.161.21.122.

Other host names, for instance altafahmedm.com, another-book.net, zk7.com, 20.na.plugins.zenginehq.com and www.fordhambaseballcamps.com share IP numbers with markdoclang.org.

Name Servers

markdoclang.org is delegated to four name servers: ns-423.awsdns-52.com, ns-705.awsdns-24.net, ns-1087.awsdns-07.org and ns-1882.awsdns-43.co.uk.

markdoclang.org at least partially shares its name servers with other domains, for instance bookcafe-hinata.com, bamboo-cloud.com, d2nwbfs7pd10s9.cloudfront.net, escuelaelbs.lat and mynaturalpetshop.com.

Host names with two IPs: ns-423.awsdns-52.com points to 2600:9000:5301:a700::1 and 205.251.193.167; ns-705.awsdns-24.net points to 2600:9000:5302:c100::1 and 205.251.194.193; ns-1087.awsdns-07.org points to 2600:9000:5304:3f00::1 and 205.251.196.63; ns-1882.awsdns-43.co.uk points to 2600:9000:5307:5a00::1 and 205.251.199.90.

markdoclang.org - robtex.com

markdoclang.org

org

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`markdoclang.org`

`org`