printf.app - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

printf.app

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:8280🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:354🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.3.84Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.130.128🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSeric.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReric.ns.cloudflare.com
A2803:f800:50::6ca2:c170🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTReric.ns.cloudflare.com
A2a06:98c1:50::ac40:2170🇺🇸 Cloudflare2a06:98c1:50::/45
PTReric.ns.cloudflare.com
A108.162.193.112🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReric.ns.cloudflare.com
A172.64.33.112🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReric.ns.cloudflare.com
A173.245.59.112🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReric.ns.cloudflare.com
NSmolly.ns.cloudflare.com
A2606:4700:50::adf5:3acd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmolly.ns.cloudflare.com
A2803:f800:50::6ca2:c0cd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmolly.ns.cloudflare.com
A2a06:98c1:50::ac40:20cd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmolly.ns.cloudflare.com
A108.162.192.205🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmolly.ns.cloudflare.com
A172.64.32.205🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmolly.ns.cloudflare.com
A173.245.58.205🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmolly.ns.cloudflare.com
MXroute2.mx.cloudflare.net ⭐
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute3.mx.cloudflare.net(28)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute1.mx.cloudflare.net(45)
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.3.84, 172.67.130.128
IPv6 hints2606:4700:3031::ac43:8280, 2606:4700:3034::6815:354
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=141, name=cloudflare-ech.com
SOAeric.ns.cloudflare.comdns@cloudflare.com serial=2415458704

app

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
🔒 HSTS Preload (+subdomains)

Same first word

printf.no
printf.net
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printf.cc
printf.de
printf.ai
printf.college
printf.com.cn
printf.app
printf.dev
printf.kr
printf.org
printf.mywire.org
printf.com.br
printf.ph
printf.dk
printf.us
printf.it
printf.pages.dev
printf.workers.dev
printf.eu.org
printf.co.in
printf.cloud
printf.io
printf.cn
printf.altervista.org
printf.win
printf.si
printf.ru
printf.eu
printf.cl
printf.nl

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Previous names

printerforge.app
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Next names

printfacil.app
printfarm.app
printfast.app
printfavor.app
printfiles.app
printfit.app
printfix.app
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DNS History

13 records (9 active, 4 former)

NSeric.ns.cloudflare.commolly.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.3.84172.67.130.1282606:4700:3031::ac43:82802606:4700:3034::6815:354188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSeric.ns.cloudflare.com2026-09-06 → 2026-10-17 · 2 obs
● 2026-09-06 03:05:06
● 2026-10-17 17:11:42
●NSmolly.ns.cloudflare.com2026-09-06 → 2026-10-17 · 2 obs
● 2026-09-06 03:05:06
● 2026-10-17 17:11:42
●MXroute1.mx.cloudflare.net2026-09-06 → 2026-10-17 · 2 obs
● 2026-09-06 03:05:06
● 2026-10-17 17:11:42
●MXroute2.mx.cloudflare.net2026-09-06 → 2026-10-17 · 2 obs
● 2026-09-06 03:05:06
● 2026-10-17 17:11:42
●MXroute3.mx.cloudflare.net2026-09-06 → 2026-10-17 · 2 obs
● 2026-09-06 03:05:06
● 2026-10-17 17:11:42
●A104.21.3.842026-09-08 → 2026-10-17 · 7 obs
○ 2026-09-06 03:05:06
● 2026-09-08 15:49:50
○ 2026-09-27 09:39:22
● 2026-09-27 10:14:42
○ 2026-10-17 01:54:02
● 2026-10-17 17:11:38
● 2026-10-17 17:11:42
●A172.67.130.1282026-09-08 → 2026-10-17 · 7 obs
○ 2026-09-06 03:05:06
● 2026-09-08 15:49:50
○ 2026-09-27 09:39:22
● 2026-09-27 10:14:42
○ 2026-10-17 01:54:02
● 2026-10-17 17:11:38
● 2026-10-17 17:11:42
○A188.114.96.02026-09-06 → 2026-10-17 · 7 obs
● 2026-09-06 03:05:06
○ 2026-09-08 15:49:50
● 2026-09-27 09:39:22
○ 2026-09-27 10:14:42
● 2026-10-17 01:54:02
○ 2026-10-17 17:11:38
○ 2026-10-17 17:11:42
○A188.114.97.02026-09-06 → 2026-10-17 · 7 obs
● 2026-09-06 03:05:06
○ 2026-09-08 15:49:50
● 2026-09-27 09:39:22
○ 2026-09-27 10:14:42
● 2026-10-17 01:54:02
○ 2026-10-17 17:11:38
○ 2026-10-17 17:11:42
●A2606:4700:3031::ac43:82802026-09-08 → 2026-10-17 · 7 obs
○ 2026-09-06 03:05:06
● 2026-09-08 15:49:50
○ 2026-09-27 09:39:22
● 2026-09-27 10:14:42
○ 2026-10-17 01:54:02
● 2026-10-17 17:11:38
● 2026-10-17 17:11:42
●A2606:4700:3034::6815:3542026-09-08 → 2026-10-17 · 7 obs
○ 2026-09-06 03:05:06
● 2026-09-08 15:49:50
○ 2026-09-27 09:39:22
● 2026-09-27 10:14:42
○ 2026-10-17 01:54:02
● 2026-10-17 17:11:38
● 2026-10-17 17:11:42
○A2a06:98c1:3120::2026-09-06 → 2026-10-17 · 7 obs
● 2026-09-06 03:05:06
○ 2026-09-08 15:49:50
● 2026-09-27 09:39:22
○ 2026-09-27 10:14:42
● 2026-10-17 01:54:02
○ 2026-10-17 17:11:38
○ 2026-10-17 17:11:42
○A2a06:98c1:3121::2026-09-06 → 2026-10-17 · 7 obs
● 2026-09-06 03:05:06
○ 2026-09-08 15:49:50
● 2026-09-27 09:39:22
○ 2026-09-27 10:14:42
● 2026-10-17 01:54:02
○ 2026-10-17 17:11:38
○ 2026-10-17 17:11:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
appns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...10 records
printf.apperic.ns.cloudflare.com, molly.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.112

NS records: eric.ns.cloudflare.com, molly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for printf.app (unsigned zone)

⏱️ Timing

Total: 770ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.130.128, 104.21.3.84
AAAA22606:4700:3034::6815:354, 2606:4700:3031::ac43:8280
NS2eric.ns.cloudflare.com, molly.ns.cloudflare.com
MX3route2.mx.cloudflare.net (pri: 1), route3.mx.cloudflare.net (pri: 28)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1eric.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

IP Addresses

printf.app points to the four IP addresses 104.21.3.84, 172.67.130.128, 2606:4700:3031::ac43:8280 and 2606:4700:3034::6815:354.

Two other host names, along with mariaclaraetadeu.com.br, zgxafsh.cn and chub-ai.pl, also share IP numbers with printf.app.

Name Servers

printf.app is delegated to two name servers: eric.ns.cloudflare.com and molly.ns.cloudflare.com.

printf.app shares its NS records with other domains, for example centrehorizonsaguenay.com, intavio.de, operatorarc.com and two others.

There is at least partial name server overlap between printf.app and other domains — mic-haelriv-er.workers.dev, ultra.support, atllld.com.tn and two more among them.

These name servers frequently co-occur with the name servers roman.ns.cloudflare.com and wilson.ns.cloudflare.com.

DNS names with 6 IP addresses:

eric.ns.cloudflare.com resolves to 108.162.193.112, 172.64.33.112, 173.245.59.112 and 3 other IP addresses.

molly.ns.cloudflare.com resolves to 108.162.192.205, 172.64.32.205, 173.245.58.205 and 3 other IP addresses.

Mail Servers

Incoming mail for printf.app is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between printf.app and other domains, including jmantheitguy.us, fleury.foo, evarodinis.com and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.