criticalstack.com - dns.ninja

criticalstack.com

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:2f2f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:9076🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.47Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.118🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSamir.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b3e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamir.ns.cloudflare.com
A2803:f800:50::6ca2:c13e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRamir.ns.cloudflare.com
A2a06:98c1:50::ac40:213e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRamir.ns.cloudflare.com
A108.162.193.62🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamir.ns.cloudflare.com
A172.64.33.62🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamir.ns.cloudflare.com
A173.245.59.62🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamir.ns.cloudflare.com
NSrose.ns.cloudflare.com
A2606:4700:50::adf5:3a8d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrose.ns.cloudflare.com
A2803:f800:50::6ca2:c08d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrose.ns.cloudflare.com
A2a06:98c1:50::ac40:208d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrose.ns.cloudflare.com
A108.162.192.141🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrose.ns.cloudflare.com
A172.64.32.141🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrose.ns.cloudflare.com
A173.245.58.141🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrose.ns.cloudflare.com
MXmx0a-001b4101.pphosted.com ⭐
A148.163.151.254🇺🇸 Proofpoint148.163.148.0/22
PTRmx0a-001b4101.pphosted.com
MXmx0b-001b4101.pphosted.com ⭐
A148.163.155.198🇺🇸 Proofpoint148.163.152.0/22
PTRmx0b-001b4101.pphosted.com
TXTMS=ms97514927
TXTgoogle-site-verification=zI8djctkQiOzt93XHpJO4n9LBu44xv4di-J58T71g3Q
TXTinclude:3432065.spf01.hubspotemail.net
TXTv=spf1 ip4:148.163.151.254 ip4:148.163.155.198 ip4:27.126.144.0/21 ip4:63.131...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.47.47, 172.67.144.118
IPv6 hints2606:4700:3037::6815:2f2f, 2606:4700:3037::ac43:9076
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=227, name=cloudflare-ech.com
SOAamir.ns.cloudflare.comdns@cloudflare.com serial=2411086729

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=1785637462

Subdomains

portal.criticalstack.com
www.criticalstack.com

Same first word

criticalstack.com
criticalstack.net

DNS History

49 records (8 active, 41 former)

20162017201820192020202120222023202420252026NSamir.ns.cloudflare.comrose.ns.cloudflare.comglen.ns.cloudflare.comines.ns.cloudflare.comns-1438.awsdns-51.orgns-1782.awsdns-30.co.ukns-237.awsdns-29.comns-694.awsdns-22.netns11gfe.capitalone.comns12gfe.capitalone.comns21gfe.capitalone.comns22gfe.capitalone.comns31gfe.capitalone.comns32gfe.capitalone.comweapon-x.capitalone.comMXmx0a-001b4101.pphosted.commx0b-001b4101.pphosted.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comkimail01.capitalone.comkimail02.capitalone.comkimail03.capitalone.comkimail04.capitalone.comkimail05.capitalone.comvimail01.capitalone.comvimail02.capitalone.comA104.21.47.47172.67.144.1182606:4700:3037::6815:2f2f2606:4700:3037::ac43:9076104.131.113.178104.25.154.5104.25.155.5108.162.200.72141.101.127.712400:cb00:2048:1::6819:9a052400:cb00:2048:1::6819:9b052400:cb00:2048:1::6ca2:c8482400:cb00:2048:1::8d65:7f472606:4700:3031::6815:2f2f2606:4700:3034::ac43:907652.202.229.22352.206.92.4052.71.225.119
●NSamir.ns.cloudflare.com2026-02-15 → 2026-08-02 · 3 obs
○ 2016-12-16 17:38:54
● 2026-02-15 23:44:04
● 2026-08-02 02:44:16
○NSglen.ns.cloudflare.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○NSines.ns.cloudflare.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○NSns-1438.awsdns-51.org2016-08-12 → 2016-12-16 · 5 obs
○ 2016-08-01 16:16:30
● 2016-08-12 21:05:12
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○NSns-1782.awsdns-30.co.uk2016-08-12 → 2016-12-16 · 5 obs
○ 2016-08-01 16:16:30
● 2016-08-12 21:05:12
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○NSns-237.awsdns-29.com2016-08-12 → 2016-12-16 · 5 obs
○ 2016-08-01 16:16:30
● 2016-08-12 21:05:12
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○NSns-694.awsdns-22.net2016-08-12 → 2016-12-16 · 5 obs
○ 2016-08-01 16:16:30
● 2016-08-12 21:05:12
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○NSns11gfe.capitalone.com2016-08-01 → 2016-08-01 · 4 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
○ 2016-08-12 21:05:12
○ 2026-08-02 02:44:16
○NSns12gfe.capitalone.com2016-08-01 → 2016-08-01 · 4 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
○ 2016-08-12 21:05:12
○ 2026-08-02 02:44:16
○NSns21gfe.capitalone.com2016-08-01 → 2016-08-01 · 4 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
○ 2016-08-12 21:05:12
○ 2026-08-02 02:44:16
○NSns22gfe.capitalone.com2016-08-01 → 2016-08-01 · 4 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
○ 2016-08-12 21:05:12
○ 2026-08-02 02:44:16
○NSns31gfe.capitalone.com2016-08-01 → 2016-08-01 · 4 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
○ 2016-08-12 21:05:12
○ 2026-08-02 02:44:16
○NSns32gfe.capitalone.com2016-08-01 → 2016-08-01 · 4 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
○ 2016-08-12 21:05:12
○ 2026-08-02 02:44:16
●NSrose.ns.cloudflare.com2026-02-15 → 2026-08-02 · 3 obs
○ 2016-12-16 17:38:54
● 2026-02-15 23:44:04
● 2026-08-02 02:44:16
○NSweapon-x.capitalone.com2016-08-01 → 2016-08-01 · 4 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
○ 2016-08-12 21:05:12
○ 2026-08-02 02:44:16
○MXalt1.aspmx.l.google.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○MXalt2.aspmx.l.google.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○MXaspmx.l.google.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○MXaspmx2.googlemail.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○MXaspmx3.googlemail.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○MXaspmx4.googlemail.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○MXaspmx5.googlemail.com2015-05-09 → 2016-03-30 · 4 obs
● 2015-05-09 18:56:52
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○MXkimail01.capitalone.com2016-08-01 → 2016-12-16 · 5 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○MXkimail02.capitalone.com2016-08-01 → 2016-12-16 · 5 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○MXkimail03.capitalone.com2016-08-01 → 2016-12-16 · 5 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○MXkimail04.capitalone.com2016-08-01 → 2016-12-16 · 5 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○MXkimail05.capitalone.com2016-08-01 → 2016-12-16 · 5 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
●MXmx0a-001b4101.pphosted.com2026-02-15 → 2026-08-02 · 3 obs
○ 2016-12-16 17:38:54
● 2026-02-15 23:44:04
● 2026-08-02 02:44:16
●MXmx0b-001b4101.pphosted.com2026-02-15 → 2026-08-02 · 3 obs
○ 2016-12-16 17:38:54
● 2026-02-15 23:44:04
● 2026-08-02 02:44:16
○MXvimail01.capitalone.com2016-08-01 → 2016-12-16 · 5 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○MXvimail02.capitalone.com2016-08-01 → 2016-12-16 · 5 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○A104.131.113.1782016-08-01 → 2016-08-12 · 5 obs
○ 2016-03-30 19:11:20
● 2016-08-01 16:16:30
● 2016-08-12 21:05:12
○ 2016-10-25 21:29:46
○ 2026-08-02 02:44:16
●A104.21.47.472026-02-15 → 2026-08-02 · 3 obs
○ 2016-12-16 17:38:54
● 2026-02-15 23:44:04
● 2026-08-02 02:44:16
○A104.25.154.52015-10-15 → 2016-03-30 · 5 obs
○ 2015-05-09 18:56:52
● 2015-10-15 23:00:38
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○A104.25.155.52015-10-15 → 2016-03-30 · 5 obs
○ 2015-05-09 18:56:52
● 2015-10-15 23:00:38
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○A108.162.200.722015-05-09 → 2015-05-09 · 3 obs
● 2015-05-09 18:56:52
○ 2015-10-15 23:00:38
○ 2026-08-02 02:44:16
○A141.101.127.712015-05-09 → 2015-05-09 · 3 obs
● 2015-05-09 18:56:52
○ 2015-10-15 23:00:38
○ 2026-08-02 02:44:16
●A172.67.144.1182026-02-15 → 2026-08-02 · 3 obs
○ 2016-12-16 17:38:54
● 2026-02-15 23:44:04
● 2026-08-02 02:44:16
○A2400:cb00:2048:1::6819:9a052015-10-15 → 2016-03-30 · 5 obs
○ 2015-05-09 18:56:52
● 2015-10-15 23:00:38
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○A2400:cb00:2048:1::6819:9b052015-10-15 → 2016-03-30 · 5 obs
○ 2015-05-09 18:56:52
● 2015-10-15 23:00:38
● 2016-03-30 19:11:20
○ 2016-08-01 16:16:30
○ 2026-08-02 02:44:16
○A2400:cb00:2048:1::6ca2:c8482015-05-09 → 2015-05-09 · 3 obs
● 2015-05-09 18:56:52
○ 2015-10-15 23:00:38
○ 2026-08-02 02:44:16
○A2400:cb00:2048:1::8d65:7f472015-05-09 → 2015-05-09 · 3 obs
● 2015-05-09 18:56:52
○ 2015-10-15 23:00:38
○ 2026-08-02 02:44:16
○A2606:4700:3031::6815:2f2f2026-02-15 → 2026-02-15 · 4 obs
○ 2016-12-16 17:38:54
● 2026-02-15 23:44:04
○ 2026-07-18 09:21:42
○ 2026-08-02 02:44:16
○A2606:4700:3034::ac43:90762026-02-15 → 2026-02-15 · 4 obs
○ 2016-12-16 17:38:54
● 2026-02-15 23:44:04
○ 2026-07-18 09:21:42
○ 2026-08-02 02:44:16
●A2606:4700:3037::6815:2f2f2026-07-18 → 2026-08-02 · 3 obs
○ 2026-02-15 23:44:04
● 2026-07-18 09:21:42
● 2026-08-02 02:44:16
●A2606:4700:3037::ac43:90762026-07-18 → 2026-08-02 · 3 obs
○ 2026-02-15 23:44:04
● 2026-07-18 09:21:42
● 2026-08-02 02:44:16
○A52.202.229.2232016-10-25 → 2016-12-16 · 5 obs
○ 2016-08-12 21:05:12
● 2016-10-25 21:29:46
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○A52.206.92.402016-10-25 → 2016-12-16 · 5 obs
○ 2016-08-12 21:05:12
● 2016-10-25 21:29:46
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16
○A52.71.225.1192016-10-25 → 2016-12-16 · 5 obs
○ 2016-08-12 21:05:12
● 2016-10-25 21:29:46
● 2016-12-16 17:38:54
○ 2026-02-15 23:44:04
○ 2026-08-02 02:44:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
criticalstack.comrose.ns.cloudflare.com, amir.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.141

NS records: rose.ns.cloudflare.com, amir.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for criticalstack.com (unsigned zone)

⏱️ Timing

Total: 1114ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.47.47, 172.67.144.118
AAAA22606:4700:3037::ac43:9076, 2606:4700:3037::6815:2f2f
NS2amir.ns.cloudflare.com, rose.ns.cloudflare.com
MX2mx0a-001b4101.pphosted.com (pri: 10), mx0b-001b4101.pphosted.com (pri: 10)
TXT4MS=ms97514927, google-site-verification=zI8djctkQiOzt93...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1amir.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (rose.ns.cloudflare.com, rose.ns.cloudflare.com, rose.ns.cloudflare.com...)

Analysis

Hierarchy

The parent domain of portal.criticalstack.com and www.criticalstack.com is criticalstack.com.

IP Addresses

criticalstack.com directs to four IP numbers, which are 104.21.47.47, 172.67.144.118, 2606:4700:3037::6815:2f2f and 2606:4700:3037::ac43:9076.

Among the host names that share IP numbers with criticalstack.com are ofstiecontracting.com, 373vn.com, www.criticalstack.com and two others.

Name Servers

criticalstack.com is served by two delegated name servers, amir.ns.cloudflare.com and rose.ns.cloudflare.com.

criticalstack.com has the same name server delegation as a number of other domains, such as sleep-fly.com.ua, chimeneaselchalet.com, greenfieldnews.com and two more.

There is at least partial name server overlap between criticalstack.com and other domains — energiekosmos-nord.de, teddymusic.eu, almarina.net and two more among them.

These name servers are routinely deployed together with the name servers steven.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

amir.ns.cloudflare.com carries IP addresses 108.162.193.62, 172.64.33.62 and 173.245.59.62, with 3 other addresses beyond those.

rose.ns.cloudflare.com carries IP addresses 108.162.192.141, 172.64.32.141 and 173.245.58.141, with 3 other addresses beyond those.

Mail Servers

The MX records for criticalstack.com point to two mail servers: mx0a-001b4101.pphosted.com and mx0b-001b4101.pphosted.com.

criticalstack.com has the same mail server arrangement as a number of other domains, for example capitaloneonline.co.uk, claimupdates.capitalone.com, wincca.com and two more.

criticalstack.com and other domains — sharebuilder401k.com for instance — share at least some mail servers.

These mail servers tend to be used in conjunction with kimail01.capitalone.com, kimail02.capitalone.com, kimail03.capitalone.com and two additional mail servers.

mx0a-001b4101.pphosted.com → 148.163.151.254 and mx0b-001b4101.pphosted.com → 148.163.155.198: one IP number per host name.