quantstart.com - dns.ninja

`quantstart.com`

DNSSEC	⚠️ Not signed
A	13.216.61.53^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
		PTR	`ec2-13-216-61-53.compute-1.amazonaws.com`
A	52.23.38.70^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
NS	`ns-822.awsdns-38.net` ⭐
		A	2600:9000:5303:3600::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-822.awsdns-38.net`
		A	205.251.195.54^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-822.awsdns-38.net`
NS	`ns-1256.awsdns-29.org`
		A	2600:9000:5304:e800::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1256.awsdns-29.org`
		A	205.251.196.232^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1256.awsdns-29.org`
NS	`ns-1789.awsdns-31.co.uk`
		A	2600:9000:5306:fd00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1789.awsdns-31.co.uk`
		A	205.251.198.253^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1789.awsdns-31.co.uk`
NS	`ns-266.awsdns-33.com`
		A	2600:9000:5301:a00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-266.awsdns-33.com`
		A	205.251.193.10^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-266.awsdns-33.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-822.awsdns-38.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=1781395598

rank #293435 globally
rank #123867 in the tld

Same first word

quantstart.com

DNS History

21 records (11 active, 10 former)

○NSns-113.awsdns-14.com2015-08-11 → 2017-12-19 · 4 obs

● 2015-08-11 02:27:58
● 2017-12-19 10:02:34
○ 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

●NSns-1256.awsdns-29.org2026-04-28 → 2026-06-14 · 3 obs

○ 2017-12-19 10:02:34
● 2026-04-28 06:29:28
● 2026-06-14 00:12:46

○NSns-1290.awsdns-33.org2015-08-11 → 2017-12-19 · 4 obs

● 2015-08-11 02:27:58
● 2017-12-19 10:02:34
○ 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

○NSns-1749.awsdns-26.co.uk2015-08-11 → 2017-12-19 · 4 obs

● 2015-08-11 02:27:58
● 2017-12-19 10:02:34
○ 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

●NSns-1789.awsdns-31.co.uk2026-04-28 → 2026-06-14 · 3 obs

○ 2017-12-19 10:02:34
● 2026-04-28 06:29:28
● 2026-06-14 00:12:46

●NSns-266.awsdns-33.com2026-04-28 → 2026-06-14 · 3 obs

○ 2017-12-19 10:02:34
● 2026-04-28 06:29:28
● 2026-06-14 00:12:46

●NSns-822.awsdns-38.net2026-04-28 → 2026-06-14 · 3 obs

○ 2017-12-19 10:02:34
● 2026-04-28 06:29:28
● 2026-06-14 00:12:46

○NSns-901.awsdns-48.net2015-08-11 → 2017-12-19 · 4 obs

● 2015-08-11 02:27:58
● 2017-12-19 10:02:34
○ 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

●MXalt1.aspmx.l.google.com2015-08-11 → 2026-06-14 · 2 obs

● 2015-08-11 02:27:58
● 2026-06-14 00:12:46

●MXalt2.aspmx.l.google.com2015-08-11 → 2026-06-14 · 2 obs

● 2015-08-11 02:27:58
● 2026-06-14 00:12:46

●MXaspmx.l.google.com2015-08-11 → 2026-06-14 · 2 obs

● 2015-08-11 02:27:58
● 2026-06-14 00:12:46

●MXaspmx2.googlemail.com2015-08-11 → 2026-06-14 · 2 obs

● 2015-08-11 02:27:58
● 2026-06-14 00:12:46

●MXaspmx3.googlemail.com2015-08-11 → 2026-06-14 · 2 obs

● 2015-08-11 02:27:58
● 2026-06-14 00:12:46

○A123.254.104.222015-08-11 → 2015-08-11 · 3 obs

● 2015-08-11 02:27:58
○ 2017-12-19 10:02:34
○ 2026-06-14 00:12:46

●A13.216.61.532026-06-14 → 2026-06-14 · 2 obs

○ 2026-04-28 06:29:28
● 2026-06-14 00:12:46

○A3.220.133.1662026-04-28 → 2026-04-28 · 3 obs

○ 2017-12-19 10:02:34
● 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

○A44.195.116.1212026-04-28 → 2026-04-28 · 3 obs

○ 2017-12-19 10:02:34
● 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

○A44.209.247.1332026-04-28 → 2026-06-14 · 2 obs

○ 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

●A52.23.38.702026-06-14 → 2026-06-14 · 2 obs

○ 2026-04-28 06:29:28
● 2026-06-14 00:12:46

○A52.4.39.2122015-08-11 → 2017-12-19 · 4 obs

● 2015-08-11 02:27:58
● 2017-12-19 10:02:34
○ 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

○A54.174.144.2242026-04-28 → 2026-06-14 · 2 obs

○ 2026-04-28 06:29:28
○ 2026-06-14 00:12:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
quantstart.com	ns-266.awsdns-33.com, ns-822.awsdns-38.net, ns-1789.awsdns-31.co.uk, ns-1256.awsdns-29.org	2 records

✅ Authoritative Response

Server:205.251.196.232

NS records: ns-266.awsdns-33.com, ns-822.awsdns-38.net, ns-1789.awsdns-31.co.uk, ns-1256.awsdns-29.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quantstart.com (unsigned zone)

⏱️ Timing

Total: 364ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.216.61.53, 52.23.38.70`
NS	4	`ns-1256.awsdns-29.org, ns-1789.awsdns-31.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-822.awsdns-38.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-266.awsdns-33.com, ns-266.awsdns-33.com)

Analysis

IP Addresses

quantstart.com points to two IP numbers: 13.216.61.53 and 52.23.38.70.

Name Servers

quantstart.com is delegated to four name servers, ns-266.awsdns-33.com, ns-822.awsdns-38.net, ns-1256.awsdns-29.org and ns-1789.awsdns-31.co.uk.

quantstart.com partially shares its NS delegation with several other domains, including dspwampzdj4iz.cloudfront.net, egpkr.cc, cyberme.org.uk and two others.

These name servers regularly co-occur with the name servers ns-909.awsdns-49.net, ns-1606.awsdns-08.co.uk and ns-504.awsdns-63.com.

ns-266.awsdns-33.com, ns-822.awsdns-38.net, ns-1256.awsdns-29.org and ns-1789.awsdns-31.co.uk each carry two IP addresses. ns-266.awsdns-33.com has 205.251.193.10 and 2600:9000:5301:a00::1; ns-822.awsdns-38.net has 205.251.195.54 and 2600:9000:5303:3600::1; ns-1256.awsdns-29.org has 205.251.196.232 and 2600:9000:5304:e800::1; ns-1789.awsdns-31.co.uk has 205.251.198.253 and 2600:9000:5306:fd00::1.

Mail Servers

Mail for quantstart.com is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

quantstart.com shares at least some of its mail servers with other domains — for example ns500671.ns500742.ns500754.ns500704.ns500742.ns500671.ns500671.ns500688.lusty(0x736c7574)z.com, ns500754.ns500671.ns500731.ns500671.ns500704.ns500704.ns500704.ns500688.ns500705.ns500671.ns500291.ns500666.ns500142.lusty(0x736c7574)z.com, ns500671.ns500731.ns500742.ns500754.ns500671.ns500705.ns500688.ns500688.ns500688.ns500291.ns500678.ns500666.ns500142.lusty(0x736c7574)z.com and two more.

It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.

Hosts with two IP numbers each:

aspmx2.googlemail.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com points to 192.178.155.27 and 2607:f8b0:4004:c09::1a.

alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1a IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 172.253.116.27 IP addresses.