stackup.sh - dns.ninja

stackup.sh

DNSSEC⚠️ Not signed
A2606:4700:20::681a:43🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:143🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:49eb🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.0.67Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.1.67Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.73.235🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkristina.ns.cloudflare.com
A2606:4700:50::a29f:267d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristina.ns.cloudflare.com
A2803:f800:50::6ca2:c27d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkristina.ns.cloudflare.com
A2a06:98c1:50::ac40:227d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkristina.ns.cloudflare.com
A108.162.194.125🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristina.ns.cloudflare.com
A162.159.38.125Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristina.ns.cloudflare.com
A172.64.34.125🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkristina.ns.cloudflare.com
NSkurt.ns.cloudflare.com
A2606:4700:58::adf5:3bc1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A2803:f800:50::6ca2:c1c1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkurt.ns.cloudflare.com
A2a06:98c1:50::ac40:21c1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkurt.ns.cloudflare.com
A108.162.193.193🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A172.64.33.193🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A173.245.59.193🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
MXaspmx.l.google.com
A2607:f8b0:4004:c07::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbc-in-f26.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.26🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f26.1e100.net
MX7rkn47okjtuaio2p62izzogcu4vodlf3jwtyb7kd3ofdlridpxxa.mx-verification.google.com(15)
TXTahrefs-site-verification_ea899f4608db853b1e8ab2d7bb589fe4ba9618fcc173074aafd2...
TXTgoogle-site-verification=PvsG0ht0c-TOFY3BRCDxhDf4JqtiRMgWoYCZHgevzgE
TXTproxy-ssl.webflow.com
TXTv=spf1 include:23377954.spf10.hubspotemail.net ~all
TXTv=spf1 include:_spf.google.com ~all
TXTv=spf1include:_spf.google.com~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.26.0.67, 104.26.1.67, 172.67.73.235
IPv6 hints2606:4700:20::681a:43, 2606:4700:20::681a:143, 2606:4700:20::ac43:49eb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=129, name=cloudflare-ech.com
SOAkristina.ns.cloudflare.comdns@cloudflare.com serial=2406902158

sh

DNSSEC🔒 Signed (DS record present)
NSa0.nic.sh
NSa2.nic.sh
NSb0.nic.sh
NSc0.nic.sh
SOAa0.nic.shhostmaster@donuts.email serial=1781457366
📈 Tranco rank: #971,467

Same first word

Similar names

DNS History

16 records (14 active, 2 former)

NSkristina.ns.cloudflare.comkurt.ns.cloudflare.comMX7rkn47okjtuaio2p62izzogcu4vodlf3jwtyb7kd3ofdlridpxxa.mx-verification.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.26.0.67104.26.1.67172.67.73.2352606:4700:20::681a:1432606:4700:20::681a:432606:4700:20::ac43:49eb172.64.80.12606:4700:130:436c:6f75:6466:6c61:7265
NSkristina.ns.cloudflare.com2026-02-25 → 2026-06-14 · 2 obs
● 2026-02-25 22:24:26
● 2026-06-14 17:38:50
NSkurt.ns.cloudflare.com2026-02-25 → 2026-06-14 · 2 obs
● 2026-02-25 22:24:26
● 2026-06-14 17:38:50
MX7rkn47okjtuaio2p62izzogcu4vodlf3jwtyb7kd3ofdlridpxxa.mx-verification.google.com2026-02-25 → 2026-06-14 · 2 obs
● 2026-02-25 22:24:26
● 2026-06-14 17:38:50
MXalt1.aspmx.l.google.com2026-02-25 → 2026-06-14 · 2 obs
● 2026-02-25 22:24:26
● 2026-06-14 17:38:50
MXalt2.aspmx.l.google.com2026-02-25 → 2026-06-14 · 2 obs
● 2026-02-25 22:24:26
● 2026-06-14 17:38:50
MXalt3.aspmx.l.google.com2026-02-25 → 2026-06-14 · 2 obs
● 2026-02-25 22:24:26
● 2026-06-14 17:38:50
MXalt4.aspmx.l.google.com2026-02-25 → 2026-06-14 · 2 obs
● 2026-02-25 22:24:26
● 2026-06-14 17:38:50
MXaspmx.l.google.com2026-02-25 → 2026-06-14 · 2 obs
● 2026-02-25 22:24:26
● 2026-06-14 17:38:50
A104.26.0.672026-02-25 → 2026-06-14 · 5 obs
● 2026-02-25 22:24:26
● 2026-03-18 05:49:06
○ 2026-03-19 21:21:22
● 2026-03-21 09:18:34
● 2026-06-14 17:38:50
A104.26.1.672026-02-25 → 2026-06-14 · 5 obs
● 2026-02-25 22:24:26
● 2026-03-18 05:49:06
○ 2026-03-19 21:21:22
● 2026-03-21 09:18:34
● 2026-06-14 17:38:50
A172.64.80.12026-03-19 → 2026-03-19 · 4 obs
○ 2026-03-18 05:49:06
● 2026-03-19 21:21:22
○ 2026-03-21 09:18:34
○ 2026-06-14 17:38:50
A172.67.73.2352026-02-25 → 2026-06-14 · 5 obs
● 2026-02-25 22:24:26
● 2026-03-18 05:49:06
○ 2026-03-19 21:21:22
● 2026-03-21 09:18:34
● 2026-06-14 17:38:50
A2606:4700:130:436c:6f75:6466:6c61:72652026-03-21 → 2026-03-21 · 4 obs
○ 2026-03-21 12:54:10
● 2026-03-21 13:39:40
○ 2026-03-21 15:10:04
○ 2026-06-14 17:38:50
A2606:4700:20::681a:1432026-02-25 → 2026-06-14 · 5 obs
● 2026-02-25 22:24:26
● 2026-03-21 12:54:10
○ 2026-03-21 13:39:40
● 2026-03-21 15:10:04
● 2026-06-14 17:38:50
A2606:4700:20::681a:432026-02-25 → 2026-06-14 · 5 obs
● 2026-02-25 22:24:26
● 2026-03-21 12:54:10
○ 2026-03-21 13:39:40
● 2026-03-21 15:10:04
● 2026-06-14 17:38:50
A2606:4700:20::ac43:49eb2026-02-25 → 2026-06-14 · 5 obs
● 2026-02-25 22:24:26
● 2026-03-21 12:54:10
○ 2026-03-21 13:39:40
● 2026-03-21 15:10:04
● 2026-06-14 17:38:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sha0.nic.sh, a2.nic.sh, b0.nic.sh, c0.nic.sh8 records
stackup.shkristina.ns.cloudflare.com, kurt.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.193

NS records: kristina.ns.cloudflare.com, kurt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackup.sh (unsigned zone)

⏱️ Timing

Total: 525ms | Queries: -

📄 Records

TypeCountSample Data
A3172.67.73.235, 104.26.1.67...
AAAA32606:4700:20::681a:143, 2606:4700:20::681a:43...
NS2kristina.ns.cloudflare.com, kurt.ns.cloudflare.com
MX6aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT6ahrefs-site-verification_ea899f4608db853, google-site-verification=PvsG0ht0c-TOFY3...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kristina.ns.cloudflare.com dns.cloudflar

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a0.nic.sh, a2.nic.sh, b0.nic.sh...)

Analysis

IP Addresses

stackup.sh has 6 IP addresses — 104.26.0.67, 104.26.1.67, 172.67.73.235 and 3 more.

gsmfastest.com, uploads.jornalfolhadoestado.com, kaizen-bijoux.com and two other host names share IP numbers with stackup.sh.

Name Servers

stackup.sh is served by two delegated name servers, kristina.ns.cloudflare.com and kurt.ns.cloudflare.com.

stackup.sh uses the same name servers as several other domains — among them nexus-cloud-360.com, mat-calc.com, openai-pidor-with-ai.com and two more.

stackup.sh partially shares its NS delegation with several other domains, including ahlfors.com, courtesyfreight.com, chatdoc.com and two others.

These name servers are regularly seen alongside elias.ns.cloudflare.com and miki.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

kristina.ns.cloudflare.com carries IP addresses 108.162.194.125, 162.159.38.125 and 172.64.34.125, with 3 other addresses beyond those.

kurt.ns.cloudflare.com carries IP addresses 108.162.193.193, 172.64.33.193 and 173.245.59.193, with 3 other addresses beyond those.

Mail Servers

The MX records for stackup.sh point to 6 mail servers — aspmx.l.google.com, 7rkn47okjtuaio2p62izzogcu4vodlf3jwtyb7kd3ofdlridpxxa.mx-verification.google.com, alt1.aspmx.l.google.com and 3 other.

stackup.sh has at least partial mail server overlap with other domains such as fraziermedia.com, kueskipay.com, shershnev.com and two more.

These mail servers commonly co-occur with mail servers alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and 4 others.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com maps to two IP addresses — 172.253.62.27 and 2607:f8b0:4004:c07::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.26 and 2a00:1450:400c:c23::1b.