quantstruct.com - robtex.com

quantstruct.com

DNSSEC⚠️ Not signed
A216.150.1.1🇨🇦 Amazon216.150.1.0/24 EC2 Prefix
A216.150.1.193🇨🇦 Amazon216.150.1.0/24 EC2 Prefix
NSns1.vercel-dns.com ⭐
A2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p13.nsone.net
A198.51.44.13🇺🇸 NSONE198.51.44.0/24
PTRdns1.p13.nsone.net
NSns2.vercel-dns.com
A2a00:edc0:6259:7:13::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p13.nsone.net
A198.51.45.13🇺🇸 NSONE198.51.45.0/24
PTRdns2.p13.nsone.net
MXsmtp.google.com ⭐
A2607:f8b0:4004:c1d::1a🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f26.1e100.net
A2607:f8b0:4004:c23::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadrs-in-f26.1e100.net
A2607:f8b0:4004:c23::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadrs-in-f27.1e100.net
A2607:f8b0:4004:c2d::1b🇺🇸 Google2607:f8b0:4004::/48
PTRry-in-f27.1e100.net
A142.251.167.26🇺🇸 Google142.251.167.0/24
PTRww-in-f26.1e100.net
A172.253.62.26🇺🇸 Google172.253.62.0/24
PTRbc-in-f26.1e100.net
A192.178.155.26🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f26.1e100.net
A192.178.155.27🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f27.1e100.net
A192.179.18.26🇺🇸 Google192.178.0.0/15
PTRry-in-f26.1e100.net
TXTMS=ms58266135
TXTgoogle-site-verification=NsaLS3U1mAV13vuLIxbGjL6Q6GMdlWOc8gLEifCvYtM
SOAns1.vercel-dns.comhostmaster@nsone.net serial=1741389981

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786664379

Same first word

quantstruct.com

DNS History

16 records (5 active, 11 former)

2017201820192020202120222023202420252026NSns1.vercel-dns.comns2.vercel-dns.comns53.domaincontrol.comns54.domaincontrol.comMXsmtp.google.commailstore1.secureserver.netsmtp.secureserver.netA216.150.1.1216.150.1.193184.168.221.61216.150.1.129216.150.1.65216.150.16.1216.150.16.129216.150.16.193216.150.16.65
●NSns1.vercel-dns.com2026-06-01 → 2026-08-13 · 3 obs
○ 2017-04-20 17:55:30
● 2026-06-01 20:14:18
● 2026-08-13 23:59:40
●NSns2.vercel-dns.com2026-06-01 → 2026-08-13 · 3 obs
○ 2017-04-20 17:55:30
● 2026-06-01 20:14:18
● 2026-08-13 23:59:40
○NSns53.domaincontrol.com2016-03-29 → 2017-04-20 · 4 obs
● 2016-03-29 06:18:12
● 2017-04-20 17:55:30
○ 2026-06-01 20:14:18
○ 2026-08-13 23:59:40
○NSns54.domaincontrol.com2016-03-29 → 2017-04-20 · 4 obs
● 2016-03-29 06:18:12
● 2017-04-20 17:55:30
○ 2026-06-01 20:14:18
○ 2026-08-13 23:59:40
○MXmailstore1.secureserver.net2016-03-29 → 2017-04-20 · 4 obs
● 2016-03-29 06:18:12
● 2017-04-20 17:55:30
○ 2026-06-01 20:14:18
○ 2026-08-13 23:59:40
●MXsmtp.google.com2026-06-01 → 2026-08-13 · 3 obs
○ 2017-04-20 17:55:30
● 2026-06-01 20:14:18
● 2026-08-13 23:59:40
○MXsmtp.secureserver.net2016-03-29 → 2017-04-20 · 4 obs
● 2016-03-29 06:18:12
● 2017-04-20 17:55:30
○ 2026-06-01 20:14:18
○ 2026-08-13 23:59:40
○A184.168.221.612016-03-29 → 2017-04-20 · 4 obs
● 2016-03-29 06:18:12
● 2017-04-20 17:55:30
○ 2026-06-01 20:14:18
○ 2026-08-13 23:59:40
●A216.150.1.12026-06-01 → 2026-08-13 · 6 obs
○ 2026-06-01 21:07:06
● 2026-06-01 21:46:04
○ 2026-07-04 00:28:28
● 2026-07-07 21:37:54
○ 2026-07-24 11:43:52
● 2026-08-13 23:59:40
○A216.150.1.1292026-07-04 → 2026-07-24 · 5 obs
○ 2026-06-01 21:46:04
● 2026-07-04 00:28:28
○ 2026-07-07 21:37:54
● 2026-07-24 11:43:52
○ 2026-08-13 23:59:40
●A216.150.1.1932026-06-01 → 2026-08-13 · 5 obs
○ 2017-04-20 17:55:30
● 2026-06-01 20:14:18
● 2026-06-01 21:07:06
○ 2026-06-01 21:46:04
● 2026-08-13 23:59:40
○A216.150.1.652026-07-24 → 2026-07-24 · 3 obs
○ 2026-07-24 10:49:02
● 2026-07-24 11:43:52
○ 2026-08-13 23:59:40
○A216.150.16.12026-06-01 → 2026-07-24 · 7 obs
○ 2017-04-20 17:55:30
● 2026-06-01 20:14:18
● 2026-06-01 21:07:06
○ 2026-06-01 21:46:04
● 2026-07-24 10:49:02
○ 2026-07-24 11:43:52
○ 2026-08-13 23:59:40
○A216.150.16.1292026-07-04 → 2026-07-04 · 4 obs
○ 2026-07-04 00:28:28
● 2026-07-04 02:26:34
○ 2026-07-07 21:37:54
○ 2026-08-13 23:59:40
○A216.150.16.1932026-06-01 → 2026-07-07 · 6 obs
○ 2026-06-01 21:07:06
● 2026-06-01 21:46:04
○ 2026-07-04 00:28:28
● 2026-07-07 21:37:54
○ 2026-07-24 10:49:02
○ 2026-08-13 23:59:40
○A216.150.16.652026-07-04 → 2026-07-04 · 4 obs
○ 2026-06-01 21:46:04
● 2026-07-04 00:28:28
○ 2026-07-04 02:26:34
○ 2026-08-13 23:59:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...-
quantstruct.comns1.vercel-dns.com, ns2.vercel-dns.com4 records

✅ Authoritative Response

Server:198.51.44.13

NS records: ns1.vercel-dns.com, ns2.vercel-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quantstruct.com (unsigned zone)

⏱️ Timing

Total: 361ms | Queries: -

📄 Records

TypeCountSample Data
A2216.150.16.129, 216.150.1.129
NS2ns1.vercel-dns.com, ns2.vercel-dns.com
MX1smtp.google.com (pri: 1)
TXT2MS=ms58266135, google-site-verification=NsaLS3U1mAV13vu
SOA1ns1.vercel-dns.com hostmaster.nsone.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.vercel-dns.com, ns1.vercel-dns.com, ns2.vercel-dns.com...)

Analysis

IP Addresses

quantstruct.com resolves to the IP addresses 216.150.1.1 and 216.150.1.193

fqplus.com, revoke-balancer.live, optimally.io plus two other host names have IP numbers in common with quantstruct.com.

Name Servers

quantstruct.com is delegated to two name servers: ns1.vercel-dns.com and ns2.vercel-dns.com.

The name server configuration of quantstruct.com is shared with other domains, for instance ndiversity.com, testspeedinternet.com, matthieumoreau.com and two others.

Some of quantstruct.com's name servers are also used by other domains, including bharatpahwa.dev, final-form.com, abrusco.com and aneto.co.jp.

ns1.vercel-dns.com and ns2.vercel-dns.com each resolve to two IP addresses: ns1.vercel-dns.com points to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1, while ns2.vercel-dns.com points to 198.51.45.13 and 2a00:edc0:6259:7:13::2.

Mail Servers

quantstruct.com uses one mail server — smtp.google.com.

The mail server setup of quantstruct.com matches that of other domains such as monsterpiano.com, movoc.com, m-learn.com and two others.

At least some of the mail servers used by quantstruct.com are shared with other domains: bahosting.dk, bigallies.com, the-legacy-group.org and two others among them.

smtp.google.com has 9 IP addresses: 142.251.167.26, 172.253.62.26, 192.178.155.26 plus 6 more.