`quartet-communications.com`

DNSSEC	⚠️ Not signed
A	18.245.187.62^{🇺🇸 Amazon18.245.186.0/23}
		PTR	`server-18-245-187-62.lhr5.r.cloudfront.net`
A	18.245.187.112^{🇺🇸 Amazon18.245.186.0/23}
A	18.245.187.115^{🇺🇸 Amazon18.245.186.0/23}
A	18.245.187.124^{🇺🇸 Amazon18.245.186.0/23}
NS	`ns-851.awsdns-42.net` ⭐
		A	2600:9000:5303:5300::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-851.awsdns-42.net`
		A	205.251.195.83^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-851.awsdns-42.net`
NS	`ns-1431.awsdns-50.org`
		A	2600:9000:5305:9700::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1431.awsdns-50.org`
		A	205.251.197.151^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1431.awsdns-50.org`
NS	`ns-1546.awsdns-01.co.uk`
		A	2600:9000:5306:a00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1546.awsdns-01.co.uk`
		A	205.251.198.10^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1546.awsdns-01.co.uk`
NS	`ns-327.awsdns-40.com`
		A	2600:9000:5301:4700::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-327.awsdns-40.com`
		A	205.251.193.71^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-327.awsdns-40.com`
MX	`quartet-web.sakura.ne.jp` ⭐
		A	112.78.112.34^{🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www1724.sakura.ne.jp`
TXT	`google-site-verification=8Ci2xTfWv6xYvxqLz8z7SXhH37WHh-sh2WCM3dvhkcA`
TXT	`v=spf1 a:www1724.sakura.ne.jp mx ~all`
SOA	`ns-851.awsdns-42.net`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1775957292

Same first word

quartet-communications.com

DNS History

25 records (9 active, 16 former)

○NSmaster.dns.ne.jp2015-08-16 → 2017-02-16 · 4 obs

● 2015-08-16 21:43:44
● 2017-02-16 09:41:00
○ 2026-04-02 23:57:46
○ 2026-04-12 01:29:18

●NSns-1431.awsdns-50.org2026-04-02 → 2026-04-12 · 3 obs

○ 2017-02-16 09:41:00
● 2026-04-02 23:57:46
● 2026-04-12 01:29:18

●NSns-1546.awsdns-01.co.uk2026-04-02 → 2026-04-12 · 3 obs

○ 2017-02-16 09:41:00
● 2026-04-02 23:57:46
● 2026-04-12 01:29:18

●NSns-327.awsdns-40.com2026-04-02 → 2026-04-12 · 3 obs

○ 2017-02-16 09:41:00
● 2026-04-02 23:57:46
● 2026-04-12 01:29:18

●NSns-851.awsdns-42.net2026-04-02 → 2026-04-12 · 3 obs

○ 2017-02-16 09:41:00
● 2026-04-02 23:57:46
● 2026-04-12 01:29:18

○NSns1.dns.ne.jp2015-08-16 → 2017-02-16 · 4 obs

● 2015-08-16 21:43:44
● 2017-02-16 09:41:00
○ 2026-04-02 23:57:46
○ 2026-04-12 01:29:18

○NSns2.dns.ne.jp2015-08-16 → 2017-02-16 · 4 obs

● 2015-08-16 21:43:44
● 2017-02-16 09:41:00
○ 2026-04-02 23:57:46
○ 2026-04-12 01:29:18

●MXquartet-web.sakura.ne.jp2015-08-16 → 2026-04-12 · 2 obs

● 2015-08-16 21:43:44
● 2026-04-12 01:29:18

○A13.227.107.512026-04-03 → 2026-04-08 · 10 obs

○ 2026-04-02 23:57:46
● 2026-04-03 03:21:34
○ 2026-04-03 16:38:46
○ 2026-04-05 08:01:56
● 2026-04-05 12:58:22
○ 2026-04-05 13:31:50
○ 2026-04-08 11:26:50
● 2026-04-08 17:17:50
○ 2026-04-08 22:58:16
○ 2026-04-12 01:29:18

○A13.227.107.632026-04-03 → 2026-04-08 · 10 obs

○A13.227.107.642026-04-03 → 2026-04-08 · 10 obs

○A13.227.107.912026-04-03 → 2026-04-08 · 10 obs

○A153.120.2.562015-08-16 → 2017-02-16 · 4 obs

● 2015-08-16 21:43:44
● 2017-02-16 09:41:00
○ 2026-04-02 23:57:46
○ 2026-04-12 01:29:18

○A18.165.116.1072026-04-02 → 2026-04-05 · 9 obs

○ 2017-02-16 09:41:00
● 2026-04-02 23:57:46
○ 2026-04-03 03:21:34
○ 2026-04-05 02:51:28
● 2026-04-05 08:01:56
○ 2026-04-05 12:58:22
● 2026-04-05 13:31:50
○ 2026-04-08 01:06:26
○ 2026-04-12 01:29:18

○A18.165.116.172026-04-02 → 2026-04-05 · 9 obs

○A18.165.116.622026-04-02 → 2026-04-05 · 9 obs

○A18.165.116.902026-04-02 → 2026-04-05 · 9 obs

●A18.245.187.1122026-04-03 → 2026-04-12 · 15 obs

○ 2026-04-03 03:21:34
● 2026-04-03 16:38:46
● 2026-04-05 02:51:28
○ 2026-04-05 08:01:56
○ 2026-04-05 13:31:50
● 2026-04-08 01:06:26
● 2026-04-08 11:26:50
○ 2026-04-08 17:17:50
● 2026-04-08 22:58:16
● 2026-04-10 21:08:30
○ 2026-04-11 01:15:58
● 2026-04-11 03:08:56
○ 2026-04-11 15:41:28
● 2026-04-12 01:18:14
● 2026-04-12 01:29:18

●A18.245.187.1152026-04-03 → 2026-04-12 · 15 obs

●A18.245.187.1242026-04-03 → 2026-04-12 · 15 obs

●A18.245.187.622026-04-03 → 2026-04-12 · 15 obs

○A3.174.59.1002026-04-11 → 2026-04-11 · 6 obs

○ 2026-04-10 21:08:30
● 2026-04-11 01:15:58
○ 2026-04-11 03:08:56
● 2026-04-11 15:41:28
○ 2026-04-12 01:18:14
○ 2026-04-12 01:29:18

○A3.174.59.212026-04-11 → 2026-04-11 · 6 obs

○ 2026-04-10 21:08:30
● 2026-04-11 01:15:58
○ 2026-04-11 03:08:56
● 2026-04-11 15:41:28
○ 2026-04-12 01:18:14
○ 2026-04-12 01:29:18

○A3.174.59.372026-04-11 → 2026-04-11 · 6 obs

○ 2026-04-10 21:08:30
● 2026-04-11 01:15:58
○ 2026-04-11 03:08:56
● 2026-04-11 15:41:28
○ 2026-04-12 01:18:14
○ 2026-04-12 01:29:18

○A3.174.59.482026-04-11 → 2026-04-11 · 6 obs

○ 2026-04-10 21:08:30
● 2026-04-11 01:15:58
○ 2026-04-11 03:08:56
● 2026-04-11 15:41:28
○ 2026-04-12 01:18:14
○ 2026-04-12 01:29:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
quartet-communications.com	ns-327.awsdns-40.com, ns-851.awsdns-42.net, ns-1546.awsdns-01.co.uk, ns-1431.awsdns-50.org	1 record

✅ Authoritative Response

Server:205.251.197.151

NS records: ns-327.awsdns-40.com, ns-851.awsdns-42.net, ns-1546.awsdns-01.co.uk, ns-1431.awsdns-50.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quartet-communications.com (unsigned zone)

⏱️ Timing

Total: 319ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.174.59.37, 3.174.59.21...`
NS	4	`ns-1431.awsdns-50.org, ns-1546.awsdns-01.co.uk...`
MX	1	`quartet-web.sakura.ne.jp (pri: 10)`
TXT	2	`google-site-verification=8Ci2xTfWv6xYvxq, v=spf1 a:www1724.sakura.ne.jp mx ~all`
SOA	1	`ns-851.awsdns-42.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-327.awsdns-40.com)

Analysis

IP Addresses

quartet-communications.com resolves to four IP numbers: 18.245.187.62, 18.245.187.112, 18.245.187.115 and 18.245.187.124.

Other host names such as server-18-245-187-62.lhr5.r.cloudfront.net, idwarehouse.com.au, comunica-dev.in, sbdev-gzl.tech and megahr.com share IPs with quartet-communications.com.

Name Servers

quartet-communications.com is delegated to four name servers: ns-327.awsdns-40.com, ns-851.awsdns-42.net, ns-1431.awsdns-50.org and ns-1546.awsdns-01.co.uk.

quartet-communications.com at least partially shares name servers with other domains, for instance winnowbet.com, d1e6487bmyt5f9.cloudfront.net, contentsvc-trafficimg-d.alk.com, iucbank.com and agriaffaires.com.

These name servers are commonly used together with ns-1183.awsdns-19.org, ns-463.awsdns-57.com and ns-1563.awsdns-03.co.uk.

Host names with two IP numbers: ns-327.awsdns-40.com points to 2600:9000:5301:4700::1 and 205.251.193.71; ns-851.awsdns-42.net points to 2600:9000:5303:5300::1 and 205.251.195.83; ns-1431.awsdns-50.org points to 2600:9000:5305:9700::1 and 205.251.197.151; ns-1546.awsdns-01.co.uk points to 2600:9000:5306:a00::1 and 205.251.198.10.

Mail Servers

quartet-communications.com is handled by a single mail server, quartet-web.sakura.ne.jp.

quartet-web.sakura.ne.jp points to a single IP: 112.78.112.34.

quartet-communications.com - robtex.com