pkuttc.com - robtex.com

pkuttc.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:8fe0🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:3f3e🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.63.62Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.143.224🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSharlee.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26ee🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlee.ns.cloudflare.com
A2803:f800:50::6ca2:c2ee🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRharlee.ns.cloudflare.com
A2a06:98c1:50::ac40:22ee🇺🇸 Cloudflare2a06:98c1:50::/45
PTRharlee.ns.cloudflare.com
A108.162.194.238🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlee.ns.cloudflare.com
A162.159.38.238Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlee.ns.cloudflare.com
A172.64.34.238🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlee.ns.cloudflare.com
NSwill.ns.cloudflare.com
A2606:4700:58::adf5:3b95🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwill.ns.cloudflare.com
A2803:f800:50::6ca2:c195🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRwill.ns.cloudflare.com
A2a06:98c1:50::ac40:2195🇺🇸 Cloudflare2a06:98c1:50::/45
PTRwill.ns.cloudflare.com
A108.162.193.149🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwill.ns.cloudflare.com
A172.64.33.149🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwill.ns.cloudflare.com
A173.245.59.149🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwill.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.63.62, 172.67.143.224
IPv6 hints2606:4700:3034::ac43:8fe0, 2606:4700:3035::6815:3f3e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=106, name=cloudflare-ech.com
SOAharlee.ns.cloudflare.comdns@cloudflare.com serial=2408838882

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=1783738942

Same first word

pkuttc.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSharlee.ns.cloudflare.comwill.ns.cloudflare.comdns13.hichina.comdns14.hichina.comMXmxbiz1.qq.commxbiz2.qq.comA104.21.63.62172.67.143.2242606:4700:3034::ac43:8fe02606:4700:3035::6815:3f3e120.131.112.177211.155.80.184221.178.210.1102606:4700:3030::ac43:8fe0
○NSdns13.hichina.com2015-08-15 → 2020-03-22 · 4 obs
● 2015-08-15 05:23:18
● 2020-03-22 20:13:10
○ 2026-04-30 01:43:14
○ 2026-07-11 03:06:10
○NSdns14.hichina.com2015-12-10 → 2020-03-22 · 5 obs
○ 2015-08-15 05:23:18
● 2015-12-10 17:28:46
● 2020-03-22 20:13:10
○ 2026-04-30 01:43:14
○ 2026-07-11 03:06:10
●NSharlee.ns.cloudflare.com2026-04-30 → 2026-07-11 · 3 obs
○ 2020-03-22 20:13:10
● 2026-04-30 01:43:14
● 2026-07-11 03:06:10
●NSwill.ns.cloudflare.com2026-04-30 → 2026-07-11 · 3 obs
○ 2020-03-22 20:13:10
● 2026-04-30 01:43:14
● 2026-07-11 03:06:10
○MXmxbiz1.qq.com2015-08-15 → 2020-03-22 · 4 obs
● 2015-08-15 05:23:18
● 2020-03-22 20:13:10
○ 2026-04-30 01:43:14
○ 2026-07-11 03:06:10
○MXmxbiz2.qq.com2015-08-15 → 2020-03-22 · 4 obs
● 2015-08-15 05:23:18
● 2020-03-22 20:13:10
○ 2026-04-30 01:43:14
○ 2026-07-11 03:06:10
●A104.21.63.622026-04-30 → 2026-07-11 · 3 obs
○ 2020-03-22 20:13:10
● 2026-04-30 01:43:14
● 2026-07-11 03:06:10
○A120.131.112.1772020-03-22 → 2020-03-22 · 4 obs
○ 2017-03-22 22:12:30
● 2020-03-22 20:13:10
○ 2026-04-30 01:43:14
○ 2026-07-11 03:06:10
●A172.67.143.2242026-04-30 → 2026-07-11 · 3 obs
○ 2020-03-22 20:13:10
● 2026-04-30 01:43:14
● 2026-07-11 03:06:10
○A211.155.80.1842017-03-22 → 2017-03-22 · 4 obs
○ 2016-07-15 18:32:42
● 2017-03-22 22:12:30
○ 2020-03-22 20:13:10
○ 2026-07-11 03:06:10
○A221.178.210.1102016-07-15 → 2016-07-15 · 3 obs
● 2016-07-15 18:32:42
○ 2017-03-22 22:12:30
○ 2026-07-11 03:06:10
○A2606:4700:3030::ac43:8fe02026-04-30 → 2026-04-30 · 4 obs
○ 2020-03-22 20:13:10
● 2026-04-30 01:43:14
○ 2026-07-01 22:21:44
○ 2026-07-11 03:06:10
●A2606:4700:3034::ac43:8fe02026-07-01 → 2026-07-11 · 3 obs
○ 2026-04-30 01:43:14
● 2026-07-01 22:21:44
● 2026-07-11 03:06:10
●A2606:4700:3035::6815:3f3e2026-04-30 → 2026-07-11 · 3 obs
○ 2020-03-22 20:13:10
● 2026-04-30 01:43:14
● 2026-07-11 03:06:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
pkuttc.comwill.ns.cloudflare.com, harlee.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.149

NS records: will.ns.cloudflare.com, harlee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pkuttc.com (unsigned zone)

⏱️ Timing

Total: 216ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.143.224, 104.21.63.62
AAAA22606:4700:3035::6815:3f3e, 2606:4700:3034::ac43:8fe0
NS2harlee.ns.cloudflare.com, will.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1harlee.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

pkuttc.com resolves to four IP addresses: 104.21.63.62, 172.67.143.224, 2606:4700:3034::ac43:8fe0 and 2606:4700:3035::6815:3f3e.

Among the host names that share IP numbers with pkuttc.com are 10vision.top, ossbscic.gov.bd, webbase.ca and two others.

Name Servers

pkuttc.com is delegated to two name servers: harlee.ns.cloudflare.com and will.ns.cloudflare.com.

pkuttc.com has the same name server delegation as a number of other domains, such as dealmoz.com, mwebsentinelpro.com, growthboost.com and two more.

pkuttc.com shares at least some of its name servers with other domains, including industryadvise.com, 76606.com, wploqscswmwfj.site and two others.

These name servers are frequently seen alongside the name servers dawn.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

harlee.ns.cloudflare.com resolves to 108.162.194.238, 162.159.38.238, 172.64.34.238 and 3 other IP addresses.

will.ns.cloudflare.com resolves to 108.162.193.149, 172.64.33.149, 173.245.59.149 and 3 other IP addresses.