sendstackmail.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

sendstackmail.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:38ef🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:bc2f🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.56.239Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.47🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbryce.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c89🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbryce.ns.cloudflare.com
A2803:f800:50::6ca2:c389🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbryce.ns.cloudflare.com
A2a06:98c1:50::ac40:2389🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbryce.ns.cloudflare.com
A108.162.195.137🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbryce.ns.cloudflare.com
A162.159.44.137Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbryce.ns.cloudflare.com
A172.64.35.137🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbryce.ns.cloudflare.com
NSpearl.ns.cloudflare.com
A2606:4700:50::a29f:268c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpearl.ns.cloudflare.com
A2803:f800:50::6ca2:c28c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRpearl.ns.cloudflare.com
A2a06:98c1:50::ac40:228c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRpearl.ns.cloudflare.com
A108.162.194.140🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpearl.ns.cloudflare.com
A162.159.38.140Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpearl.ns.cloudflare.com
A172.64.34.140🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpearl.ns.cloudflare.com
TXTgoogle-site-verification=5GxSu7opHxw6XTuL_a-ohLea1An-1qZ64vKb3ZGn9Oc
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.56.239, 172.67.188.47
IPv6 hints2606:4700:3031::6815:38ef, 2606:4700:3036::ac43:bc2f
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=156, name=cloudflare-ech.com
SOAbryce.ns.cloudflare.comdns@cloudflare.com serial=2413394115

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=1788316985

Same first word

sendstackmail.com

Previous names

sendsriracha.com
sendsrv.com
sendsrvr.com
sendss.com
sendssafeai.com
sendssecure.com
sendssmart.com
sendsspace.com
sendsspacenet.com
sendsstack.com
sendsstork.com
sendsta.com
sendstable.com
sendstablecoin.com
sendstacie.com
sendstack.com
sendstacked.com
sendstackhq.com
sendstacklessdata.com

Next names

sendstacknew.com
sendstackr.com
sendstacks.com
sendstad.com
sendstaff.com
sendstaffinguni.com
sendstainedglass.com
sendstamp.com
sendstar.com
sendstaronline.com
sendstars.com
sendstart.com
sendstarter.com
sendstartreki.com
sendstarwarsfacts.com
sendstash.com
sendstat.com
sendstation.com
sendstationery.com

DNS History

10 records (6 active, 4 former)

NSbryce.ns.cloudflare.compearl.ns.cloudflare.comA104.21.56.239172.67.188.472606:4700:3031::6815:38ef2606:4700:3036::ac43:bc2f188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSbryce.ns.cloudflare.com2026-08-31 → 2026-09-02 · 2 obs
● 2026-08-31 12:11:34
● 2026-09-02 03:03:48
●NSpearl.ns.cloudflare.com2026-08-31 → 2026-09-02 · 2 obs
● 2026-08-31 12:11:34
● 2026-09-02 03:03:48
●A104.21.56.2392026-09-02 → 2026-09-02 · 3 obs
○ 2026-08-31 12:11:34
● 2026-09-02 01:32:16
● 2026-09-02 03:03:48
●A172.67.188.472026-09-02 → 2026-09-02 · 3 obs
○ 2026-08-31 12:11:34
● 2026-09-02 01:32:16
● 2026-09-02 03:03:48
○A188.114.96.02026-08-31 → 2026-08-31 · 3 obs
● 2026-08-31 12:11:34
○ 2026-09-02 01:32:16
○ 2026-09-02 03:03:48
○A188.114.97.02026-08-31 → 2026-08-31 · 3 obs
● 2026-08-31 12:11:34
○ 2026-09-02 01:32:16
○ 2026-09-02 03:03:48
●A2606:4700:3031::6815:38ef2026-09-02 → 2026-09-02 · 3 obs
○ 2026-08-31 12:11:34
● 2026-09-02 01:32:16
● 2026-09-02 03:03:48
●A2606:4700:3036::ac43:bc2f2026-09-02 → 2026-09-02 · 3 obs
○ 2026-08-31 12:11:34
● 2026-09-02 01:32:16
● 2026-09-02 03:03:48
○A2a06:98c1:3120::2026-08-31 → 2026-08-31 · 3 obs
● 2026-08-31 12:11:34
○ 2026-09-02 01:32:16
○ 2026-09-02 03:03:48
○A2a06:98c1:3121::2026-08-31 → 2026-08-31 · 3 obs
● 2026-08-31 12:11:34
○ 2026-09-02 01:32:16
○ 2026-09-02 03:03:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net...-
sendstackmail.compearl.ns.cloudflare.com, bryce.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.137

NS records: pearl.ns.cloudflare.com, bryce.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sendstackmail.com (unsigned zone)

⏱️ Timing

Total: 181ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.56.239, 172.67.188.47
AAAA22606:4700:3036::ac43:bc2f, 2606:4700:3031::6815:38ef
NS2bryce.ns.cloudflare.com, pearl.ns.cloudflare.com
TXT1google-site-verification=5GxSu7opHxw6XTu
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1bryce.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sendstackmail.com directs to four IP numbers, which are 104.21.56.239, 172.67.188.47, 2606:4700:3031::6815:38ef and 2606:4700:3036::ac43:bc2f.

Among the host names that share IP numbers with sendstackmail.com are k9801.com, 38v-com1.com, w79br7.com and two others.

Name Servers

sendstackmail.com uses two name servers for its delegation: bryce.ns.cloudflare.com and pearl.ns.cloudflare.com.

sendstackmail.com has the same name server delegation as a number of other domains, such as expose.dev, sharp-ui-design-ideas.pages.dev, lauralembke.de and two more.

At least some of sendstackmail.com's name servers are shared with other domains, for example naukrimagazinxyz.workers.dev, eastlandcourt.org, grandfamilydentaloffice.com and two more.

These name servers tend to be used in conjunction with the name servers sasha.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname bryce.ns.cloudflare.com directs to 108.162.195.137, 162.159.44.137 and 172.64.35.137 along with 3 other IP addresses.

Hostname pearl.ns.cloudflare.com directs to 108.162.194.140, 162.159.38.140 and 172.64.34.140 along with 3 other IP addresses.