backcheck.jp - robtex.com

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`backcheck.jp`

DNSSEC	⚠️ Not signed
A	3.170.42.54^{🇺🇸 Amazon}
		PTR	`server-3-170-42-54.iad61.r.cloudfront.net`
A	3.170.42.68^{🇺🇸 Amazon}
A	3.170.42.86^{🇺🇸 Amazon}
A	3.170.42.103^{🇺🇸 Amazon}
NS	`ns-657.awsdns-18.net` ⭐
		A	2600:9000:5302:9100::1^{🇺🇸 Amazon}
			PTR	`ns-657.awsdns-18.net`
		A	205.251.194.145^{🇺🇸 Amazon}
			PTR	`ns-657.awsdns-18.net`
NS	`ns-1313.awsdns-36.org`
		A	2600:9000:5305:2100::1^{🇺🇸 Amazon}
			PTR	`ns-1313.awsdns-36.org`
		A	205.251.197.33^{🇺🇸 Amazon}
			PTR	`ns-1313.awsdns-36.org`
NS	`ns-1964.awsdns-53.co.uk`
		A	2600:9000:5307:ac00::1^{🇺🇸 Amazon}
			PTR	`ns-1964.awsdns-53.co.uk`
		A	205.251.199.172^{🇺🇸 Amazon}
			PTR	`ns-1964.awsdns-53.co.uk`
NS	`ns-39.awsdns-04.com`
		A	2600:9000:5300:2700::1^{🇺🇸 Amazon}
			PTR	`ns-39.awsdns-04.com`
		A	205.251.192.39^{🇺🇸 Amazon}
			PTR	`ns-39.awsdns-04.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google}
			PTR	`bi-in-f26.1e100.net`
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google}
			PTR	`bj-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google}
			PTR	`bj-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google}
			PTR	`bj-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google}
			PTR	`bi-in-f27.1e100.net`
		A	172.253.115.27^{🇺🇸 Google}
			PTR	`bg-in-f27.1e100.net`
TXT	`amazonses:4z3lK9pT1MWtABalEnJkQ0mGrXAx150nkx+T7hE6IR8=`
TXT	`facebook-domain-verification=5z3s2ofix2aq6n8w53s0tzq59wne1e`
TXT	`google-site-verification=AJHFvtiHn197B0eTFYeZfVVRpytq3FMLwGAI-4uEUUI`
TXT	`google-site-verification=N4rm3hrTc0o0fr4gOVH0FK3HqqkbLNvhKZcOth_Ywcs`
TXT	`google-site-verification=TZy4uGdi5r7m4PUG-gZHshp5Czgsw74f0Xuyl8Yfc4Y`
TXT	`v=spf1 include:aspmx.pardot.com include:u28847172.wl173.sendgrid.net include:...`
TXT	`yahoo-verification-key=Eysm4xxeLh6RxZ1e1MJ3zIFOmqeL12TS7VN+5pqfSBE=`
SOA	`ns-657.awsdns-18.net`awsdns-hostmaster@amazon.com serial=1

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1770242403

Same first word

backcheck.net

backcheck.jp

backcheck.ca

backcheck.com

backcheck.org

backcheck.de

backcheck.io

backcheck.name

backcheck.mobi

Similar names

checkback.com

checkback.org

checkback.ru

checkback.ie

checkback.co.uk

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
backcheck.jp	ns-1313.awsdns-36.org, ns-657.awsdns-18.net, ns-39.awsdns-04.com, ns-1964.awsdns-53.co.uk	-

✅ Authoritative Response

Server: 205.251.192.39

NS records: ns-1313.awsdns-36.org, ns-657.awsdns-18.net, ns-39.awsdns-04.com, ns-1964.awsdns-53.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for backcheck.jp (unsigned zone)

⏱️ Timing

Total: 686ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.42.86, 3.170.42.54...`
NS	4	`ns-1313.awsdns-36.org, ns-1964.awsdns-53.co.uk...`
MX	1	`smtp.google.com (pri: 1)`
TXT	7	`amazonses:4z3lK9pT1MWtABalEnJkQ0mGrXAx15, facebook-domain-verification=5z3s2ofix2a...`
SOA	1	`ns-657.awsdns-18.net awsdns-hostmaster.a`

AI analysis

backcheck.jp points to four IP numbers: 3.170.42.54, 3.170.42.68, 3.170.42.86 and 3.170.42.103.

Other host names, for instance d1kt7a7aay9qty.cloudfront.net, 988vg8218.com, d33xmmfv5iffc8.cloudfront.net, commerce.spscommerce.com and s481.photobucket.com share IP numbers with backcheck.jp.

backcheck.jp is delegated to four name servers: ns-39.awsdns-04.com, ns-657.awsdns-18.net, ns-1313.awsdns-36.org and ns-1964.awsdns-53.co.uk.

backcheck.jp at least partially shares name servers with other domains, for instance castitsystems.com, fornel.com, cloudgenix.digital, bullseye.chat and 0-24.114.1.72.in-addr.arpa.

These name servers are commonly used together with the name servers ns-975.awsdns-57.net, ns-1057.awsdns-04.org, ns-2026.awsdns-61.co.uk, ns-1749.awsdns-26.co.uk, ns-429.awsdns-53.com, ns-689.awsdns-22.net, ns-1878.awsdns-42.co.uk, ns-1086.awsdns-07.org, ns-391.awsdns-48.com and ns-1149.awsdns-15.org.

Host names with two IP numbers:

ns-39.awsdns-04.com points to: 2600:9000:5300:2700::1 and 205.251.192.39.

ns-657.awsdns-18.net points to: 2600:9000:5302:9100::1 and 205.251.194.145.

ns-1313.awsdns-36.org points to: 2600:9000:5305:2100::1 and 205.251.197.33.

ns-1964.awsdns-53.co.uk points to: 2600:9000:5307:ac00::1 and 205.251.199.172.

backcheck.jp is handled by a single mail server, smtp.google.com.

backcheck.jp uses the same mail server configuration as other domains, such as cartel.eco, engenu.com, gameconnect.net, bentalent.com and recycleaastha.com.

backcheck.jp shares mail servers with other domains at least in part, for instance forwardinfocus.com, frameout.co.kr, mtkiscosports.com, tpeny.com and jaydurgadecor.com.

These mail servers are often used with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c06::1a, 2607:f8b0:4004:c08::1a, 2607:f8b0:4004:c08::1b, 2607:f8b0:4004:c0b::1b, 142.250.31.26, 142.250.31.27, 172.253.63.26, 172.253.63.27 and 172.253.115.27.