zlib.pub - dns.ninja

zlib.pub

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:bd7c🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:215b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.33.91Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.189.124🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSfay.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a73🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfay.ns.cloudflare.com
A2803:f800:50::6ca2:c073🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRfay.ns.cloudflare.com
A2a06:98c1:50::ac40:2073🇺🇸 Cloudflare2a06:98c1:50::/45
PTRfay.ns.cloudflare.com
A108.162.192.115🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfay.ns.cloudflare.com
A172.64.32.115🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfay.ns.cloudflare.com
A173.245.58.115🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfay.ns.cloudflare.com
NSjakub.ns.cloudflare.com
A2606:4700:58::a29f:2c55🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjakub.ns.cloudflare.com
A2803:f800:50::6ca2:c355🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjakub.ns.cloudflare.com
A2a06:98c1:50::ac40:2355🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjakub.ns.cloudflare.com
A108.162.195.85🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjakub.ns.cloudflare.com
A162.159.44.85Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjakub.ns.cloudflare.com
A172.64.35.85🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjakub.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.33.91, 172.67.189.124
IPv6 hints2606:4700:3034::ac43:bd7c, 2606:4700:3037::6815:215b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=117, name=cloudflare-ech.com
SOAfay.ns.cloudflare.comdns@cloudflare.com serial=2407199601

pub

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.pub ⭐
NSv0n1.nic.pub
NSv0n2.nic.pub
NSv0n3.nic.pub
NSv2n0.nic.pub
NSv2n1.nic.pub
SOAv0n0.nic.pubhostmaster@donuts.email serial=1783976582
📈 Tranco rank: #324,645

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DNS History

7 records (6 active, 1 former)

NSfay.ns.cloudflare.comjakub.ns.cloudflare.comA104.21.33.91172.67.189.1242606:4700:3034::ac43:bd7c2606:4700:3037::6815:215b2606:4700:3035::ac43:bd7c
●NSfay.ns.cloudflare.com2026-04-04 → 2026-07-13 · 2 obs
● 2026-04-04 14:21:34
● 2026-07-13 21:55:18
●NSjakub.ns.cloudflare.com2026-04-04 → 2026-07-13 · 2 obs
● 2026-04-04 14:21:34
● 2026-07-13 21:55:18
●A104.21.33.912026-04-04 → 2026-07-13 · 2 obs
● 2026-04-04 14:21:34
● 2026-07-13 21:55:18
●A172.67.189.1242026-04-04 → 2026-07-13 · 2 obs
● 2026-04-04 14:21:34
● 2026-07-13 21:55:18
●A2606:4700:3034::ac43:bd7c2026-06-26 → 2026-07-13 · 3 obs
○ 2026-06-11 19:30:10
● 2026-06-26 09:24:22
● 2026-07-13 21:55:18
○A2606:4700:3035::ac43:bd7c2026-04-04 → 2026-06-11 · 4 obs
● 2026-04-04 14:21:34
● 2026-06-11 19:30:10
○ 2026-06-26 09:24:22
○ 2026-07-13 21:55:18
●A2606:4700:3037::6815:215b2026-04-04 → 2026-07-13 · 2 obs
● 2026-04-04 14:21:34
● 2026-07-13 21:55:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pubv2n0.nic.pub, v0n3.nic.pub, v0n2.nic.pub, v0n0.nic.pub...12 records
zlib.pubjakub.ns.cloudflare.com, fay.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.85

NS records: jakub.ns.cloudflare.com, fay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zlib.pub (unsigned zone)

⏱️ Timing

Total: 476ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.189.124, 104.21.33.91
AAAA22606:4700:3034::ac43:bd7c, 2606:4700:3037::6815:215b
NS2fay.ns.cloudflare.com, jakub.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1fay.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.pub, v0n1.nic.pub, v0n2.nic.pub...)

Analysis

IP Addresses

zlib.pub has four IP addresses: 104.21.33.91, 172.67.189.124, 2606:4700:3034::ac43:bd7c and 2606:4700:3037::6815:215b.

aastra.fi, hellant.com, attamo.com and two other host names share IP numbers with zlib.pub.

Name Servers

zlib.pub is served by two delegated name servers, fay.ns.cloudflare.com and jakub.ns.cloudflare.com.

zlib.pub uses the same name servers as several other domains — among them sophiaugcc.org.ua, spo01.com, affile.org and two more.

zlib.pub has at least partial name server overlap with other domains, such as promptsrevaccess.pages.dev, eliteairductcleaninghouston.com, metagenics.eu and two others.

It is common to see these name servers used together with name servers hattie.ns.cloudflare.com and neil.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

fay.ns.cloudflare.com carries IP addresses 108.162.192.115, 172.64.32.115 and 173.245.58.115, with 3 other addresses beyond those.

jakub.ns.cloudflare.com carries IP addresses 108.162.195.85, 162.159.44.85 and 172.64.35.85, with 3 other addresses beyond those.