f55ru.dev - dns.ninja

`f55ru.dev`

DNSSEC	⚠️ Not signed
A	54.240.184.42^{🇺🇸 Amazon54.240.184.0/24}
		PTR	`server-54-240-184-42.mia50.r.cloudfront.net`
A	54.240.184.80^{🇺🇸 Amazon54.240.184.0/24}
A	54.240.184.98^{🇺🇸 Amazon54.240.184.0/24}
A	54.240.184.102^{🇺🇸 Amazon54.240.184.0/24}
NS	`ns-1486.awsdns-57.org` ⭐
		A	2600:9000:5305:ce00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1486.awsdns-57.org`
		A	205.251.197.206^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1486.awsdns-57.org`
NS	`ns-1765.awsdns-28.co.uk`
		A	2600:9000:5306:e500::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1765.awsdns-28.co.uk`
		A	205.251.198.229^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1765.awsdns-28.co.uk`
NS	`ns-390.awsdns-48.com`
		A	2600:9000:5301:8600::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-390.awsdns-48.com`
		A	205.251.193.134^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-390.awsdns-48.com`
NS	`ns-952.awsdns-55.net`
		A	2600:9000:5303:b800::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-952.awsdns-55.net`
		A	205.251.195.184^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-952.awsdns-55.net`
SOA	`ns-1486.awsdns-57.org`awsdns-hostmaster@amazon.com serial=1

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

f55ru.dev

DNS History

92 records (8 active, 84 former)

●NSns-1486.awsdns-57.org2026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 17:57:58
● 2026-07-05 01:03:48

●NSns-1765.awsdns-28.co.uk2026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 17:57:58
● 2026-07-05 01:03:48

●NSns-390.awsdns-48.com2026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 17:57:58
● 2026-07-05 01:03:48

●NSns-952.awsdns-55.net2026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 17:57:58
● 2026-07-05 01:03:48

○A13.224.125.1032026-04-24 → 2026-04-24 · 5 obs

○ 2026-04-24 07:15:34
● 2026-04-24 07:51:42
● 2026-04-24 17:40:16
○ 2026-04-24 21:57:00
○ 2026-07-05 01:03:48

○A13.224.125.1172026-04-24 → 2026-04-24 · 5 obs

○ 2026-04-24 07:15:34
● 2026-04-24 07:51:42
● 2026-04-24 17:40:16
○ 2026-04-24 21:57:00
○ 2026-07-05 01:03:48

○A13.224.125.322026-04-24 → 2026-04-24 · 5 obs

○ 2026-04-24 07:15:34
● 2026-04-24 07:51:42
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○A13.224.125.652026-04-24 → 2026-04-24 · 5 obs

○ 2026-04-24 07:15:34
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● 2026-04-24 17:40:16
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○A13.225.196.1082026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 00:26:08
● 2026-04-12 08:09:24
○ 2026-04-12 10:49:06
○ 2026-07-05 01:03:48

○A13.225.196.572026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 00:26:08
● 2026-04-12 08:09:24
○ 2026-04-12 10:49:06
○ 2026-07-05 01:03:48

○A13.225.196.672026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 00:26:08
● 2026-04-12 08:09:24
○ 2026-04-12 10:49:06
○ 2026-07-05 01:03:48

○A13.225.196.72026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 00:26:08
● 2026-04-12 08:09:24
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○A13.32.121.1082026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-29 01:08:30
● 2026-05-29 10:42:52
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○ 2026-07-05 01:03:48

○A13.32.121.1262026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-29 01:08:30
● 2026-05-29 10:42:52
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○ 2026-07-05 01:03:48

○A13.32.121.312026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-29 01:08:30
● 2026-05-29 10:42:52
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○ 2026-07-05 01:03:48

○A13.32.121.922026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-29 01:08:30
● 2026-05-29 10:42:52
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○ 2026-07-05 01:03:48

○A13.33.82.1202026-04-16 → 2026-05-09 · 19 obs

○ 2026-04-16 00:39:02
● 2026-04-16 02:23:46
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○ 2026-07-05 01:03:48

○A13.33.82.62026-04-16 → 2026-05-09 · 19 obs

○A13.33.82.982026-04-16 → 2026-05-09 · 19 obs

○A13.33.82.992026-04-16 → 2026-05-09 · 19 obs

○A13.35.107.452026-04-16 → 2026-04-16 · 4 obs

○ 2026-04-15 00:55:58
● 2026-04-16 00:39:02
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○A13.35.107.732026-04-16 → 2026-04-16 · 4 obs

○ 2026-04-15 00:55:58
● 2026-04-16 00:39:02
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○ 2026-07-05 01:03:48

○A13.35.107.82026-04-16 → 2026-04-16 · 4 obs

○ 2026-04-15 00:55:58
● 2026-04-16 00:39:02
○ 2026-04-16 02:23:46
○ 2026-07-05 01:03:48

○A13.35.107.962026-04-16 → 2026-04-16 · 4 obs

○ 2026-04-15 00:55:58
● 2026-04-16 00:39:02
○ 2026-04-16 02:23:46
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○A18.161.21.1042026-05-10 → 2026-05-17 · 7 obs

○ 2026-05-09 19:04:52
● 2026-05-10 10:38:06
○ 2026-05-10 16:36:48
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● 2026-05-17 12:47:24
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○A18.161.21.302026-05-10 → 2026-05-17 · 7 obs

○ 2026-05-09 19:04:52
● 2026-05-10 10:38:06
○ 2026-05-10 16:36:48
○ 2026-05-17 08:56:48
● 2026-05-17 12:47:24
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○A18.161.21.602026-05-10 → 2026-05-17 · 7 obs

○ 2026-05-09 19:04:52
● 2026-05-10 10:38:06
○ 2026-05-10 16:36:48
○ 2026-05-17 08:56:48
● 2026-05-17 12:47:24
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○A18.161.21.912026-05-10 → 2026-05-17 · 7 obs

○ 2026-05-09 19:04:52
● 2026-05-10 10:38:06
○ 2026-05-10 16:36:48
○ 2026-05-17 08:56:48
● 2026-05-17 12:47:24
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○ 2026-07-05 01:03:48

○A18.165.25.1202026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-19 13:30:54
● 2026-03-21 09:28:38
○ 2026-03-21 11:33:48
○ 2026-07-05 01:03:48

○A18.165.25.532026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-19 13:30:54
● 2026-03-21 09:28:38
○ 2026-03-21 11:33:48
○ 2026-07-05 01:03:48

○A18.165.25.592026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-19 13:30:54
● 2026-03-21 09:28:38
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○A18.165.25.772026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-19 13:30:54
● 2026-03-21 09:28:38
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○A18.172.226.172026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-28 09:23:28
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○A18.172.226.352026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-28 09:23:28
● 2026-05-28 11:05:28
● 2026-05-28 12:07:34
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○A18.172.226.72026-05-28 → 2026-05-28 · 5 obs

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○A18.172.226.922026-05-28 → 2026-05-28 · 5 obs

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○A18.239.183.1112026-05-17 → 2026-05-17 · 4 obs

○ 2026-05-16 23:54:46
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○A18.239.183.1162026-05-17 → 2026-05-17 · 4 obs

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○A18.239.183.492026-05-17 → 2026-05-17 · 4 obs

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○A18.239.183.662026-05-17 → 2026-05-17 · 4 obs

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○A18.244.124.1022026-03-29 → 2026-05-08 · 7 obs

○ 2026-03-29 01:36:18
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○A18.244.124.1042026-03-29 → 2026-05-08 · 7 obs

○ 2026-03-29 01:36:18
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○A18.244.124.1072026-03-29 → 2026-05-08 · 7 obs

○ 2026-03-29 01:36:18
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● 2026-05-08 00:59:56
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○A18.244.124.992026-03-29 → 2026-05-08 · 7 obs

○ 2026-03-29 01:36:18
● 2026-03-29 04:10:54
○ 2026-03-29 19:14:42
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● 2026-05-08 00:59:56
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○A18.65.3.222026-02-15 → 2026-07-04 · 19 obs

● 2026-02-15 17:57:58
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○ 2026-02-24 00:12:34
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○A18.65.3.682026-02-15 → 2026-07-04 · 19 obs

○A18.65.3.942026-02-15 → 2026-07-04 · 19 obs

○A18.65.3.962026-02-15 → 2026-07-04 · 19 obs

○A216.137.44.1102026-02-24 → 2026-06-30 · 41 obs

○ 2026-02-19 00:56:12
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○A216.137.44.172026-02-24 → 2026-06-30 · 41 obs

○A216.137.44.452026-02-24 → 2026-06-30 · 41 obs

○A216.137.44.912026-02-24 → 2026-06-30 · 41 obs

○A3.162.174.1292026-05-27 → 2026-07-02 · 21 obs

○ 2026-05-24 23:25:44
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○A3.162.174.172026-05-27 → 2026-07-02 · 21 obs

○A3.162.174.882026-05-27 → 2026-07-02 · 21 obs

○A3.162.174.922026-05-27 → 2026-07-02 · 21 obs

○A3.164.206.1172026-03-23 → 2026-03-26 · 13 obs

○ 2026-03-21 11:33:48
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○A3.164.206.192026-03-23 → 2026-03-26 · 13 obs

○A3.164.206.62026-03-23 → 2026-03-26 · 13 obs

○A3.164.206.652026-03-23 → 2026-03-26 · 13 obs

○A3.164.85.1002026-05-27 → 2026-06-04 · 17 obs

○ 2026-05-27 06:20:14
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○A3.164.85.742026-05-27 → 2026-06-04 · 17 obs

○A3.164.85.802026-05-27 → 2026-06-04 · 17 obs

○A3.164.85.892026-05-27 → 2026-06-04 · 17 obs

○A3.166.135.1092026-04-28 → 2026-05-01 · 14 obs

○ 2026-04-27 03:48:50
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○A3.166.135.22026-04-28 → 2026-05-01 · 14 obs

○A3.166.135.292026-04-28 → 2026-05-01 · 14 obs

○A3.166.135.92026-04-28 → 2026-05-01 · 14 obs

○A3.166.192.1012026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-08 00:59:56
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○A3.166.192.1162026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-08 00:59:56
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○A3.166.192.162026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-08 00:59:56
● 2026-05-08 10:48:42
○ 2026-05-08 14:31:12
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○A3.166.192.802026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-08 00:59:56
● 2026-05-08 10:48:42
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○A3.170.3.1082026-04-20 → 2026-04-20 · 4 obs

○ 2026-04-18 06:10:46
● 2026-04-20 09:26:06
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○ 2026-07-05 01:03:48

○A3.170.3.1222026-04-20 → 2026-04-20 · 4 obs

○ 2026-04-18 06:10:46
● 2026-04-20 09:26:06
○ 2026-04-20 20:04:12
○ 2026-07-05 01:03:48

○A3.170.3.662026-04-20 → 2026-04-20 · 4 obs

○ 2026-04-18 06:10:46
● 2026-04-20 09:26:06
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○ 2026-07-05 01:03:48

○A3.170.3.832026-04-20 → 2026-04-20 · 4 obs

○ 2026-04-18 06:10:46
● 2026-04-20 09:26:06
○ 2026-04-20 20:04:12
○ 2026-07-05 01:03:48

○A3.171.117.212026-04-10 → 2026-05-19 · 7 obs

○ 2026-04-09 13:58:32
● 2026-04-10 09:53:56
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● 2026-05-19 18:09:12
○ 2026-05-21 13:39:46
○ 2026-07-05 01:03:48

○A3.171.117.602026-04-10 → 2026-05-19 · 7 obs

○ 2026-04-09 13:58:32
● 2026-04-10 09:53:56
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● 2026-05-19 18:09:12
○ 2026-05-21 13:39:46
○ 2026-07-05 01:03:48

○A3.171.117.812026-04-10 → 2026-05-19 · 7 obs

○ 2026-04-09 13:58:32
● 2026-04-10 09:53:56
○ 2026-04-11 00:26:08
○ 2026-05-19 06:29:48
● 2026-05-19 18:09:12
○ 2026-05-21 13:39:46
○ 2026-07-05 01:03:48

○A3.171.117.962026-04-10 → 2026-05-19 · 7 obs

○ 2026-04-09 13:58:32
● 2026-04-10 09:53:56
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● 2026-05-19 18:09:12
○ 2026-05-21 13:39:46
○ 2026-07-05 01:03:48

○A3.171.85.122026-02-25 → 2026-06-29 · 27 obs

○ 2026-02-24 23:31:42
● 2026-02-25 06:54:42
○ 2026-02-25 16:43:14
○ 2026-03-06 21:54:06
● 2026-03-06 23:25:02
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○A3.171.85.1292026-02-25 → 2026-06-29 · 27 obs

○A3.171.85.342026-02-25 → 2026-06-29 · 27 obs

○A3.171.85.692026-02-25 → 2026-06-29 · 27 obs

○A54.230.79.32026-04-01 → 2026-07-01 · 35 obs

○ 2026-03-31 00:20:14
● 2026-04-01 03:09:52
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● 2026-04-01 21:19:34
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● 2026-07-01 19:21:34
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○ 2026-07-05 01:03:48

○A54.230.79.842026-04-01 → 2026-07-01 · 35 obs

○A54.230.79.892026-04-01 → 2026-07-01 · 35 obs

○A54.230.79.902026-04-01 → 2026-07-01 · 35 obs

●A54.240.184.1022026-03-28 → 2026-07-05 · 24 obs

○ 2026-03-28 02:51:12
● 2026-03-28 10:55:10
● 2026-03-29 01:36:18
○ 2026-03-29 04:10:54
● 2026-03-29 19:14:42
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● 2026-07-01 00:30:28
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● 2026-07-03 11:54:40
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● 2026-07-04 20:05:08
● 2026-07-05 01:03:48

●A54.240.184.422026-03-28 → 2026-07-05 · 24 obs

●A54.240.184.802026-03-28 → 2026-07-05 · 24 obs

●A54.240.184.982026-03-28 → 2026-07-05 · 24 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
f55ru.dev	ns-1486.awsdns-57.org, ns-952.awsdns-55.net, ns-1765.awsdns-28.co.uk, ns-390.awsdns-48.com	-

✅ Authoritative Response

Server:205.251.197.206

NS records: ns-1486.awsdns-57.org, ns-952.awsdns-55.net, ns-1765.awsdns-28.co.uk, ns-390.awsdns-48.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f55ru.dev (unsigned zone)

⏱️ Timing

Total: 776ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.171.85.34, 3.171.85.129...`
NS	4	`ns-1486.awsdns-57.org, ns-1765.awsdns-28.co.uk...`
SOA	1	`ns-1486.awsdns-57.org awsdns-hostmaster.`

Analysis

IP Addresses

f55ru.dev points to the four IP addresses 54.240.184.42, 54.240.184.80, 54.240.184.98 and 54.240.184.102.

Among the host names that share IP numbers with f55ru.dev are ios.nextdoor.com, hangqing.uisp.com, www.gonemon.co.jp and two others.

Name Servers

The domain f55ru.dev is delegated to these four name servers: ns-390.awsdns-48.com, ns-952.awsdns-55.net, ns-1486.awsdns-57.org and ns-1765.awsdns-28.co.uk.

The name servers of f55ru.dev overlap at least partially with those of other domains — among them nosunset.com, fabianfarias.com, hanb.co.kr and two more.

Each of the four hosts ns-390.awsdns-48.com, ns-952.awsdns-55.net, ns-1486.awsdns-57.org and ns-1765.awsdns-28.co.uk has two IP addresses. ns-390.awsdns-48.com points to 205.251.193.134 and 2600:9000:5301:8600::1. ns-952.awsdns-55.net points to 205.251.195.184 and 2600:9000:5303:b800::1. ns-1486.awsdns-57.org points to 205.251.197.206 and 2600:9000:5305:ce00::1. ns-1765.awsdns-28.co.uk points to 205.251.198.229 and 2600:9000:5306:e500::1.