m.classmethod.jp - dns.ninja

`m.classmethod.jp`

DNSSEC	⚠️ Not signed
A	13.226.209.40^{🇺🇸 Amazon13.226.209.0/24 - Cloudfront}
		PTR	`server-13-226-209-40.iad61.r.cloudfront.net`
A	13.226.209.83^{🇺🇸 Amazon13.226.209.0/24 - Cloudfront}
A	13.226.209.97^{🇺🇸 Amazon13.226.209.0/24 - Cloudfront}
A	13.226.209.103^{🇺🇸 Amazon13.226.209.0/24 - Cloudfront}

`classmethod.jp`

	DNSSEC	⚠️ Not signed
	A	2600:9000:2335:4e00:1a:2fc4:3800:93a1^{🇺🇸 Amazon2600:9000:2335::/48}
	A	2600:9000:2335:7e00:1a:2fc4:3800:93a1^{🇺🇸 Amazon2600:9000:2335::/48}
	A	2600:9000:2335:b200:1a:2fc4:3800:93a1^{🇺🇸 Amazon2600:9000:2335::/48}
	A	2600:9000:2335:c600:1a:2fc4:3800:93a1^{🇺🇸 Amazon2600:9000:2335::/48}
	A	2600:9000:2335:ca00:1a:2fc4:3800:93a1^{🇺🇸 Amazon2600:9000:2335::/48}
	A	2600:9000:2335:ce00:1a:2fc4:3800:93a1^{🇺🇸 Amazon2600:9000:2335::/48}
	A	2600:9000:2335:d000:1a:2fc4:3800:93a1^{🇺🇸 Amazon2600:9000:2335::/48}
	A	2600:9000:2335:f200:1a:2fc4:3800:93a1^{🇺🇸 Amazon2600:9000:2335::/48}
	A	18.64.236.12^{🇺🇸 Amazon18.64.232.0/21}
	A	18.64.236.19^{🇺🇸 Amazon18.64.232.0/21}
	A	18.64.236.102^{🇺🇸 Amazon18.64.232.0/21}
	A	18.64.236.111^{🇺🇸 Amazon18.64.232.0/21}
	NS	`ns-266.awsdns-33.com` ⭐
	NS	`ns-1421.awsdns-49.org`
	NS	`ns-1722.awsdns-23.co.uk`
	NS	`ns-576.awsdns-08.net`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁷⁰⁾
	MX	`alt2.aspmx.l.google.com`⁽⁷⁰⁾
	MX	`aspmx2.googlemail.com`⁽⁸⁰⁾
	MX	`aspmx3.googlemail.com`⁽⁸⁰⁾
	MX	`aspmx4.googlemail.com`⁽⁸⁰⁾
	MX	`aspmx5.googlemail.com`⁽⁸⁰⁾
	TXT	`00D28000001HHA2=1TBQ90000000TA5`
	TXT	`015591260915`
	TXT	`MS=0D67295996F001EE1F39064E6AF3DCBF7F137245`
	TXT	`MS=ms34603984`
	TXT	`Notion_verify_EDvvYdmr0azGBPCUaFs7L8JM3Coc9dwmnyim4WqKXjAvG0ifvE1njcpJexu5k44...`
	TXT	`anthropic-domain-verification-pafmny=yrHJnEhTr1vA13PVGanaQjZjk`
	TXT	`cursor-domain-verification-cswv2a=6ZbpJnYSMVbUqjae5zGOk3Uro`
	TXT	`google-site-verification=Al5XjKaWGVE8ySCHESnbjJ8yOrk20-CDNSTkAAwJDc0`
	TXT	`openai-domain-verification=dv-Byu4bw523cmMy9qoKEWZVJs0`
	TXT	`v=spf1 include:_spf.google.com include:_spf.activegate-ss.jp include:amazonse...`
	TXT	`zapier-domain-verification-challenge=223d408a-4cb0-4964-a606-e0ab35fc001d`
	SOA	`ns-266.awsdns-33.com`awsdns-hostmaster@amazon.com serial=1

rank #38119 globally
rank #782 in the tld
📈 Tranco rank: #114,650

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DNS History

88 records (4 active, 84 former)

○A108.156.107.1112026-05-19 → 2026-06-07 · 20 obs

○ 2026-05-17 17:10:40
● 2026-05-19 10:54:38
● 2026-05-19 11:48:44
○ 2026-05-19 12:46:46
○ 2026-05-19 23:14:44
● 2026-05-20 04:04:08
● 2026-05-27 01:05:38
○ 2026-05-27 02:13:18
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● 2026-06-01 18:57:24
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● 2026-06-06 06:37:16
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● 2026-06-07 17:55:28
○ 2026-06-07 21:21:42
● 2026-06-07 22:21:52
○ 2026-06-07 23:29:38
○ 2026-06-28 08:56:40

○A108.156.107.632026-05-19 → 2026-06-07 · 20 obs

○A108.156.107.832026-05-19 → 2026-06-07 · 20 obs

○A108.156.107.872026-05-19 → 2026-06-07 · 20 obs

●A13.226.209.1032026-02-17 → 2026-06-28 · 90 obs

○ 2026-02-15 19:35:42
○ 2026-02-17 02:00:22
● 2026-02-17 08:05:50
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● 2026-02-24 16:36:44
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● 2026-06-28 01:15:14
○ 2026-06-28 02:12:10
● 2026-06-28 08:56:40

●A13.226.209.402026-02-17 → 2026-06-28 · 90 obs

●A13.226.209.832026-02-17 → 2026-06-28 · 90 obs

●A13.226.209.972026-02-17 → 2026-06-28 · 90 obs

○A13.249.96.1122026-06-17 → 2026-06-21 · 10 obs

○ 2026-06-16 12:29:00
● 2026-06-17 14:26:34
○ 2026-06-17 15:14:16
● 2026-06-21 10:45:12
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○ 2026-06-28 08:56:40

○A13.249.96.1292026-06-17 → 2026-06-21 · 10 obs

○A13.249.96.362026-06-17 → 2026-06-21 · 10 obs

○A13.249.96.452026-06-17 → 2026-06-21 · 10 obs

○A13.32.179.192026-03-31 → 2026-06-28 · 38 obs

○ 2026-03-29 12:31:38
● 2026-03-31 22:43:30
○ 2026-04-01 00:55:04
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● 2026-06-19 03:22:36
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● 2026-06-26 04:36:06
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● 2026-06-27 02:58:42
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● 2026-06-27 15:23:24
○ 2026-06-27 15:55:00
● 2026-06-28 00:41:02
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○ 2026-06-28 05:48:48
○ 2026-06-28 08:56:40

○A13.32.179.632026-03-31 → 2026-06-28 · 38 obs

○A13.32.179.652026-03-31 → 2026-06-28 · 38 obs

○A13.32.179.732026-03-31 → 2026-06-28 · 38 obs

○A13.32.241.1062026-03-08 → 2026-03-08 · 4 obs

○ 2026-02-27 15:06:40
● 2026-03-08 17:24:08
○ 2026-03-08 20:03:36
○ 2026-06-28 08:56:40

○A13.32.241.1132026-03-08 → 2026-03-08 · 4 obs

○ 2026-02-27 15:06:40
● 2026-03-08 17:24:08
○ 2026-03-08 20:03:36
○ 2026-06-28 08:56:40

○A13.32.241.602026-03-08 → 2026-03-08 · 4 obs

○ 2026-02-27 15:06:40
● 2026-03-08 17:24:08
○ 2026-03-08 20:03:36
○ 2026-06-28 08:56:40

○A13.32.241.692026-03-08 → 2026-03-08 · 4 obs

○ 2026-02-27 15:06:40
● 2026-03-08 17:24:08
○ 2026-03-08 20:03:36
○ 2026-06-28 08:56:40

○A13.33.109.1112026-04-21 → 2026-06-26 · 21 obs

○ 2026-04-20 03:35:36
● 2026-04-21 20:40:42
○ 2026-04-22 01:28:52
○ 2026-04-22 08:48:04
● 2026-04-22 09:30:58
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○ 2026-04-26 20:13:08
● 2026-04-27 00:40:14
● 2026-04-27 14:59:26
○ 2026-04-28 02:19:00
○ 2026-05-04 18:52:20
● 2026-05-05 01:11:44
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○ 2026-05-20 09:37:48
● 2026-05-20 13:39:34
○ 2026-05-20 15:52:20
● 2026-05-20 20:16:48
○ 2026-05-20 22:31:32
● 2026-06-26 07:48:42
○ 2026-06-26 08:19:32
○ 2026-06-28 08:56:40

○A13.33.109.1152026-04-21 → 2026-06-26 · 21 obs

○A13.33.109.72026-04-21 → 2026-06-26 · 21 obs

○A13.33.109.902026-04-21 → 2026-06-26 · 21 obs

○A13.33.82.1212026-05-07 → 2026-05-08 · 7 obs

○ 2026-05-06 23:57:52
● 2026-05-07 16:59:16
○ 2026-05-07 18:21:48
○ 2026-05-07 19:06:12
● 2026-05-08 00:35:10
○ 2026-05-08 01:12:34
○ 2026-06-28 08:56:40

○A13.33.82.642026-05-07 → 2026-05-08 · 7 obs

○ 2026-05-06 23:57:52
● 2026-05-07 16:59:16
○ 2026-05-07 18:21:48
○ 2026-05-07 19:06:12
● 2026-05-08 00:35:10
○ 2026-05-08 01:12:34
○ 2026-06-28 08:56:40

○A13.33.82.712026-05-07 → 2026-05-08 · 7 obs

○ 2026-05-06 23:57:52
● 2026-05-07 16:59:16
○ 2026-05-07 18:21:48
○ 2026-05-07 19:06:12
● 2026-05-08 00:35:10
○ 2026-05-08 01:12:34
○ 2026-06-28 08:56:40

○A13.33.82.922026-05-07 → 2026-05-08 · 7 obs

○ 2026-05-06 23:57:52
● 2026-05-07 16:59:16
○ 2026-05-07 18:21:48
○ 2026-05-07 19:06:12
● 2026-05-08 00:35:10
○ 2026-05-08 01:12:34
○ 2026-06-28 08:56:40

○A13.35.20.1112026-05-28 → 2026-06-05 · 19 obs

○ 2026-05-28 16:37:08
● 2026-05-28 18:44:56
○ 2026-05-28 21:32:56
○ 2026-05-29 00:05:32
● 2026-05-29 09:03:02
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○ 2026-05-29 20:31:58
○ 2026-06-02 08:43:56
● 2026-06-02 11:03:12
○ 2026-06-02 13:11:30
● 2026-06-02 17:38:42
○ 2026-06-02 19:47:56
○ 2026-06-03 19:13:54
● 2026-06-03 20:50:22
○ 2026-06-03 21:38:52
○ 2026-06-05 02:49:54
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○ 2026-06-05 16:02:46
○ 2026-06-28 08:56:40

○A13.35.20.1272026-05-28 → 2026-06-05 · 19 obs

○A13.35.20.512026-05-28 → 2026-06-05 · 19 obs

○A13.35.20.552026-05-28 → 2026-06-05 · 19 obs

○A143.204.68.1092026-02-15 → 2026-02-17 · 4 obs

● 2026-02-15 19:35:42
● 2026-02-17 02:00:22
○ 2026-02-17 08:05:50
○ 2026-06-28 08:56:40

○A143.204.68.202026-02-15 → 2026-02-17 · 4 obs

● 2026-02-15 19:35:42
● 2026-02-17 02:00:22
○ 2026-02-17 08:05:50
○ 2026-06-28 08:56:40

○A143.204.68.742026-02-15 → 2026-02-17 · 4 obs

● 2026-02-15 19:35:42
● 2026-02-17 02:00:22
○ 2026-02-17 08:05:50
○ 2026-06-28 08:56:40

○A143.204.68.772026-02-15 → 2026-02-17 · 4 obs

● 2026-02-15 19:35:42
● 2026-02-17 02:00:22
○ 2026-02-17 08:05:50
○ 2026-06-28 08:56:40

○A18.155.21.1072026-03-28 → 2026-06-16 · 20 obs

○ 2026-03-25 01:27:50
● 2026-03-28 15:17:22
○ 2026-03-28 19:46:36
● 2026-03-29 00:24:20
○ 2026-03-29 12:31:38
○ 2026-05-03 12:55:46
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● 2026-06-01 02:48:52
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○ 2026-06-16 10:09:18
● 2026-06-16 10:51:04
○ 2026-06-16 12:29:00
○ 2026-06-28 08:56:40

○A18.155.21.432026-03-28 → 2026-06-16 · 20 obs

○A18.155.21.482026-03-28 → 2026-06-16 · 20 obs

○A18.155.21.642026-03-28 → 2026-06-16 · 20 obs

○A18.160.200.1252026-05-28 → 2026-06-07 · 11 obs

○ 2026-05-27 15:38:28
● 2026-05-28 09:45:10
○ 2026-05-28 16:37:08
○ 2026-05-31 04:00:18
● 2026-05-31 09:03:04
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○ 2026-06-28 08:56:40

○A18.160.200.132026-05-28 → 2026-06-07 · 11 obs

○A18.160.200.22026-05-28 → 2026-06-07 · 11 obs

○A18.160.200.952026-05-28 → 2026-06-07 · 11 obs

○A18.239.50.1002026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-16 01:05:24
● 2026-03-23 19:15:54
○ 2026-03-25 01:27:50
○ 2026-06-28 08:56:40

○A18.239.50.1152026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-16 01:05:24
● 2026-03-23 19:15:54
○ 2026-03-25 01:27:50
○ 2026-06-28 08:56:40

○A18.239.50.1232026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-16 01:05:24
● 2026-03-23 19:15:54
○ 2026-03-25 01:27:50
○ 2026-06-28 08:56:40

○A18.239.50.92026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-16 01:05:24
● 2026-03-23 19:15:54
○ 2026-03-25 01:27:50
○ 2026-06-28 08:56:40

○A18.65.25.482026-02-17 → 2026-03-15 · 18 obs

○ 2026-02-17 08:05:50
● 2026-02-17 09:06:26
● 2026-02-17 12:34:32
○ 2026-02-17 14:46:34
○ 2026-02-26 13:58:38
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● 2026-03-09 13:14:14
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○A18.65.25.492026-02-17 → 2026-03-15 · 18 obs

○A18.65.25.872026-02-17 → 2026-03-15 · 18 obs

○A18.65.25.932026-02-17 → 2026-03-15 · 18 obs

○A3.161.188.1212026-05-21 → 2026-05-21 · 5 obs

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○A3.161.188.1222026-05-21 → 2026-05-21 · 5 obs

○ 2026-05-20 22:31:32
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○A3.161.188.172026-05-21 → 2026-05-21 · 5 obs

○ 2026-05-20 22:31:32
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○A3.161.188.742026-05-21 → 2026-05-21 · 5 obs

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○A3.164.182.1162026-05-27 → 2026-05-27 · 5 obs

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○A3.164.182.242026-05-27 → 2026-05-27 · 5 obs

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○A3.164.182.302026-05-27 → 2026-05-27 · 5 obs

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○A3.164.182.572026-05-27 → 2026-05-27 · 5 obs

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○A3.164.206.22026-06-02 → 2026-06-02 · 5 obs

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○A3.164.206.452026-06-02 → 2026-06-02 · 5 obs

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○A3.164.206.892026-06-02 → 2026-06-02 · 5 obs

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○A3.164.206.942026-06-02 → 2026-06-02 · 5 obs

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○A3.167.56.1242026-04-19 → 2026-04-19 · 6 obs

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○A3.167.56.212026-04-19 → 2026-04-19 · 6 obs

○ 2026-04-17 10:52:36
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○A3.167.56.482026-04-19 → 2026-04-19 · 6 obs

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○A3.167.56.932026-04-19 → 2026-04-19 · 6 obs

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○A3.174.26.432026-05-16 → 2026-06-07 · 12 obs

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○A3.174.26.52026-05-16 → 2026-06-07 · 12 obs

○A3.174.26.592026-05-16 → 2026-06-07 · 12 obs

○A3.174.26.902026-05-16 → 2026-06-07 · 12 obs

○A3.174.29.1262026-04-09 → 2026-04-20 · 19 obs

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○A3.174.29.242026-04-09 → 2026-04-20 · 19 obs

○A3.174.29.542026-04-09 → 2026-04-20 · 19 obs

○A3.174.29.842026-04-09 → 2026-04-20 · 19 obs

○A3.174.59.1042026-04-05 → 2026-06-02 · 18 obs

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○A3.174.59.1232026-04-05 → 2026-06-02 · 18 obs

○A3.174.59.1252026-04-05 → 2026-06-02 · 18 obs

○A3.174.59.672026-04-05 → 2026-06-02 · 18 obs

○A52.222.177.42026-02-17 → 2026-06-28 · 83 obs

○ 2026-02-17 14:46:34
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○A52.222.177.482026-02-17 → 2026-06-28 · 83 obs

○A52.222.177.802026-02-17 → 2026-06-28 · 83 obs

○A52.222.177.892026-02-17 → 2026-06-28 · 83 obs

○A65.8.76.172026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-30 06:42:04
● 2026-05-31 04:00:18
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○A65.8.76.792026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-30 06:42:04
● 2026-05-31 04:00:18
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○A65.8.76.92026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-30 06:42:04
● 2026-05-31 04:00:18
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○A65.8.76.992026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-30 06:42:04
● 2026-05-31 04:00:18
○ 2026-05-31 09:03:04
○ 2026-06-28 08:56:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	b.dns.jp, h.dns.jp, a.dns.jp, e.dns.jp...	-
classmethod.jp	ns-266.awsdns-33.com, ns-1421.awsdns-49.org, ns-576.awsdns-08.net, ns-1722.awsdns-23.co.uk	-

✅ Authoritative Response

Server:205.251.193.10

NS records: ns-266.awsdns-33.com, ns-1421.awsdns-49.org, ns-576.awsdns-08.net, ns-1722.awsdns-23.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classmethod.jp (unsigned zone)

⏱️ Timing

Total: 1830ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.226.209.83, 13.226.209.40...`

Analysis

IP Addresses

m.classmethod.jp directs to four IP numbers, which are 13.226.209.40, 13.226.209.83, 13.226.209.97 and 13.226.209.103.

dp1vb0fnqs1w.cloudfront.net, www.rookeybike.com, d26ogdql5lpk0f.cloudfront.net plus two other host names have IP numbers in common with m.classmethod.jp.