help-ja.chatwork.com - dns.ninja

`help-ja.chatwork.com`

CNAME	`help-ja.chatwork.com.s3-website-ap-northeast-1.amazonaws.com`
CNAME	`s3-website-ap-northeast-1.amazonaws.com`
DNSSEC	⚠️ Not signed
A	3.5.154.56^{🇯🇵 Amazon3.5.154.0/24 EC2 Prefix}
		PTR	`s3-deprecated.ap-northeast-1.amazonaws.com`
A	3.5.155.77^{🇯🇵 Amazon3.5.155.0/24 EC2 Prefix}
A	3.5.155.93^{🇯🇵 Amazon3.5.155.0/24 EC2 Prefix}
A	3.5.157.102^{🇯🇵 Amazon3.5.157.0/24 EC2 Prefix}
A	3.5.159.148^{🇯🇵 Amazon3.5.159.0/24 EC2 Prefix}
A	52.219.0.236^{🇯🇵 Amazon52.219.0.0/24 AWS S3}
A	52.219.136.92^{🇯🇵 Amazon52.219.136.0/24 AWS S3}
A	52.219.162.243^{🇯🇵 Amazon52.219.162.0/23 AWS S3}
NS	`ns-1643.awsdns-13.co.uk` ⭐
		A	2600:9000:5306:6b00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1643.awsdns-13.co.uk`
		A	205.251.198.107^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1643.awsdns-13.co.uk`
NS	`ns-1368.awsdns-43.org`
		A	2600:9000:5305:5800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1368.awsdns-43.org`
		A	205.251.197.88^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1368.awsdns-43.org`
NS	`ns-502.awsdns-62.com`
		A	2600:9000:5301:f600::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-502.awsdns-62.com`
		A	205.251.193.246^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-502.awsdns-62.com`
NS	`ns-645.awsdns-16.net`
		A	2600:9000:5302:8500::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-645.awsdns-16.net`
		A	205.251.194.133^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-645.awsdns-16.net`
TXT	`cccb97cdbf5a5a534f1738a887237845`
SOA	`ns-1643.awsdns-13.co.uk`awsdns-hostmaster@amazon.com serial=1

`chatwork.com`

	DNSSEC	⚠️ Not signed
	A	3.166.192.62^{🇺🇸 Amazon3.166.192.0/21}
	A	3.166.192.75^{🇺🇸 Amazon3.166.192.0/21}
	A	3.166.192.112^{🇺🇸 Amazon3.166.192.0/21}
	A	3.166.192.125^{🇺🇸 Amazon3.166.192.0/21}
	NS	`ns-1797.awsdns-32.co.uk` ⭐
	NS	`ns-1465.awsdns-55.org`
	NS	`ns-163.awsdns-20.com`
	NS	`ns-515.awsdns-00.net`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
	MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
	TXT	`MFC=613ba102-0193-4d5b-a879-e5b5db264d85`
	TXT	`MS=ms20052054`
	TXT	`ZOOM_verify_ZalPJ1hhWK1uCXAgguDXoe`
	TXT	`_globalsign-domain-verification=Iiihy-iv_vLdlIMtHvh-aCdqO2T53oCoknhW44njXn`
	TXT	`_globalsign-domain-verification=yMOGr8PalNMtvZPeSrDGFdvgJfngIvOKMbvhlujB3j`
	TXT	`adobe-idp-site-verification=f2b09e792c2161feda2f1e9825253593763c4260ad4618547...`
	TXT	`apple-domain-verification=ONzZyWKUDaQXQSZI`
	TXT	`atlassian-domain-verification=dVIoAF5ZO4TSuL28gC1B/njgSZPBWmBEjuYAX+oDBYz8+72...`
	TXT	`google-site-verification=2e6JlHZRivtx-ib1zJWi6cCfEJHFV3j5z6pvUGvQAtA`
	TXT	`google-site-verification=6R-gMoDqp2CXzcBi0lUic7tM1pBMgZNzm6qExNxvu9U`
	TXT	`google-site-verification=NJEmOE6-naOE7o-713MKuhK_eEDTUCDxPKNXJkyEmkU`
	TXT	`google-site-verification=WSu_9zUltvrbjQyJ83Cgr2MHHygPCslh5t24iWxYbKU`
	TXT	`google-site-verification=eCJAT7QAMWByQJ51jsWAsZ4CvMHdezWTOq1uXP12Stc`
	TXT	`google-site-verification=kARxCFfHv4-xrGCtpL_jQASVgcpfntRxI1iDxNMRzI8`
	TXT	`google-site-verification=r407TTe7xu5FmMA8xJopiqRsMQgv7OSH6HTGsxhV8nw`
	TXT	`miro-verification=815c4e4703f978a00e25a362d0079af21e0bd650`
	TXT	`notion-domain-verification=tZI0f269npyprG2eWzi4FwEyMQgKH3MGKAPsd9CI4bA`
	TXT	`parallels-domain-verification=846931a5c0214519a19ac7407a4b968f40cdc516efa1420...`
	TXT	`pardot1124771=ea4fd865e4a46fc603f4295db9cfdd95ffa95864cbb3e74b68ff247e39954745`
	TXT	`sending_domain1124771=9ce3ed7c98c1f48f165139e0c039944aa1f9ff516c59cbb2675bc4b...`
	TXT	`twilio-domain-verification=097369d416b695117d221e13163a95b4`
	TXT	`v=spf1 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net ...`
	TXT	`zoom-domain-verification=ZOOM_verify_d6da724fbd2d47b1a58b121488636dc1`
	SOA	`ns-1797.awsdns-32.co.uk`awsdns-hostmaster@amazon.com serial=1

rank #34213 globally
rank #16830 in the tld
📈 Tranco rank: #43,712

DNS History

15 records (1 active, 14 former)

○NSns-1368.awsdns-43.org2016-12-26 → 2017-01-06 · 4 obs

● 2016-12-26 18:40:58
● 2017-01-06 18:58:24
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○NSns-1643.awsdns-13.co.uk2016-12-26 → 2017-01-06 · 4 obs

● 2016-12-26 18:40:58
● 2017-01-06 18:58:24
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○NSns-502.awsdns-62.com2016-12-26 → 2017-01-06 · 4 obs

● 2016-12-26 18:40:58
● 2017-01-06 18:58:24
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○NSns-645.awsdns-16.net2016-12-26 → 2017-01-06 · 4 obs

● 2016-12-26 18:40:58
● 2017-01-06 18:58:24
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○A52.219.0.782016-12-26 → 2016-12-26 · 3 obs

● 2016-12-26 18:40:58
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○A52.219.4.182016-12-26 → 2016-12-26 · 3 obs

● 2016-12-26 18:40:58
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○A52.219.4.462016-12-26 → 2016-12-26 · 3 obs

● 2016-12-26 18:40:58
○ 2017-01-06 18:58:24
○ 2026-07-16 23:12:58

○A52.219.4.862016-12-26 → 2016-12-26 · 3 obs

● 2016-12-26 18:40:58
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○A52.219.4.902017-01-06 → 2017-01-06 · 4 obs

○ 2016-12-26 18:40:58
● 2017-01-06 18:58:24
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○A52.219.4.942016-12-26 → 2016-12-26 · 3 obs

● 2016-12-26 18:40:58
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○A52.219.68.1062016-12-26 → 2016-12-26 · 3 obs

● 2016-12-26 18:40:58
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○A52.219.68.1102016-12-26 → 2016-12-26 · 3 obs

● 2016-12-26 18:40:58
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

○A52.219.68.502016-12-26 → 2016-12-26 · 3 obs

● 2016-12-26 18:40:58
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

●CNAMEhelp-ja.chatwork.com.s3-website-ap-northeast-1.amazonaws.com2016-12-26 → 2026-07-16 · 2 obs

● 2016-12-26 18:40:58
● 2026-07-16 23:12:58

○CNAMEs3-website-ap-northeast-1.amazonaws.com2016-12-26 → 2017-01-06 · 4 obs

● 2016-12-26 18:40:58
● 2017-01-06 18:58:24
○ 2026-03-29 17:48:14
○ 2026-07-16 23:12:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
chatwork.com	ns-163.awsdns-20.com, ns-515.awsdns-00.net, ns-1797.awsdns-32.co.uk, ns-1465.awsdns-55.org	2 records
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-
chatwork.com	ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net	-

✅ Authoritative Response

Server:205.251.194.3

NS records: ns-1465.awsdns-55.org, ns-163.awsdns-20.com, ns-1797.awsdns-32.co.uk, ns-515.awsdns-00.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chatwork.com (unsigned zone)

⏱️ Timing

Total: 1317ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`help-ja.chatwork.com.s3-website-ap-north`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-163.awsdns-20.com, ns-163.awsdns-20.com)

Analysis

IP Addresses

help-ja.chatwork.com points to 8 IP addresses, including 3.5.154.56, 3.5.155.77 and 3.5.155.93, plus 5 other.

dot-e-nanika.com, sharolkao.com, a.qw.to plus two other host names have IP numbers in common with help-ja.chatwork.com.

Name Servers

Four name servers handle the delegation for help-ja.chatwork.com: ns-502.awsdns-62.com, ns-645.awsdns-16.net, ns-1368.awsdns-43.org and ns-1643.awsdns-13.co.uk.

help-ja.chatwork.com has at least partial name server overlap with other domains, such as okgtvpyukjcelwq.com, habilisplatform.com, dp095j4hxm8wf.cloudfront.net and two others.

It is common to find these name servers paired with the name servers ns-1007.awsdns-61.net.

ns-502.awsdns-62.com, ns-645.awsdns-16.net, ns-1368.awsdns-43.org and ns-1643.awsdns-13.co.uk all point to exactly two IP numbers each: ns-502.awsdns-62.com → 205.251.193.246 and 2600:9000:5301:f600::1; ns-645.awsdns-16.net → 205.251.194.133 and 2600:9000:5302:8500::1; ns-1368.awsdns-43.org → 205.251.197.88 and 2600:9000:5305:5800::1; ns-1643.awsdns-13.co.uk → 205.251.198.107 and 2600:9000:5306:6b00::1.