szirf.com - robtex.com

szirf.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:589b🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:b9c6🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.88.155Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.185.198🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScraig.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cc0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcraig.ns.cloudflare.com
A2803:f800:50::6ca2:c3c0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcraig.ns.cloudflare.com
A2a06:98c1:50::ac40:23c0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcraig.ns.cloudflare.com
A108.162.195.192🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcraig.ns.cloudflare.com
A162.159.44.192Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcraig.ns.cloudflare.com
A172.64.35.192🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcraig.ns.cloudflare.com
NSjessica.ns.cloudflare.com
A2606:4700:50::adf5:3aab🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjessica.ns.cloudflare.com
A2803:f800:50::6ca2:c0ab🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjessica.ns.cloudflare.com
A2a06:98c1:50::ac40:20ab🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjessica.ns.cloudflare.com
A108.162.192.171🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjessica.ns.cloudflare.com
A172.64.32.171🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjessica.ns.cloudflare.com
A173.245.58.171🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjessica.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.88.155, 172.67.185.198
IPv62606:4700:3031::6815:589b, 2606:4700:3036::ac43:b9c6
SOAcraig.ns.cloudflare.comdns@cloudflare.com serial=2399138935

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=1771291435

Same first word

szirf.com

Similar names

sizrf.com
fzsir.com

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NScraig.ns.cloudflare.comjessica.ns.cloudflare.comdns.4cun.comMXmxbiz1.qq.commxbiz2.qq.comA104.21.88.155172.67.185.1982606:4700:3031::6815:589b2606:4700:3036::ac43:b9c6183.63.53.21650.63.197.9
●NScraig.ns.cloudflare.com2026-03-09 → 2026-03-24 · 3 obs
○ 2016-12-23 21:29:48
● 2026-03-09 17:52:50
● 2026-03-24 05:47:10
○NSdns.4cun.com2015-11-02 → 2016-12-23 · 4 obs
● 2015-11-02 21:03:10
● 2016-12-23 21:29:48
○ 2026-03-09 17:52:50
○ 2026-03-24 05:47:10
●NSjessica.ns.cloudflare.com2026-03-09 → 2026-03-24 · 3 obs
○ 2016-12-23 21:29:48
● 2026-03-09 17:52:50
● 2026-03-24 05:47:10
○MXmxbiz1.qq.com2015-11-02 → 2016-04-21 · 4 obs
● 2015-11-02 21:03:10
● 2016-04-21 22:05:24
○ 2026-03-09 17:52:50
○ 2026-03-24 05:47:10
○MXmxbiz2.qq.com2015-11-02 → 2016-04-21 · 4 obs
● 2015-11-02 21:03:10
● 2016-04-21 22:05:24
○ 2026-03-09 17:52:50
○ 2026-03-24 05:47:10
●A104.21.88.1552026-03-09 → 2026-03-24 · 3 obs
○ 2016-04-21 22:05:24
● 2026-03-09 17:52:50
● 2026-03-24 05:47:10
●A172.67.185.1982026-03-09 → 2026-03-24 · 3 obs
○ 2016-04-21 22:05:24
● 2026-03-09 17:52:50
● 2026-03-24 05:47:10
○A183.63.53.2162016-04-21 → 2016-04-21 · 4 obs
○ 2015-11-02 21:03:10
● 2016-04-21 22:05:24
○ 2026-03-09 17:52:50
○ 2026-03-24 05:47:10
●A2606:4700:3031::6815:589b2026-03-09 → 2026-03-24 · 3 obs
○ 2016-04-21 22:05:24
● 2026-03-09 17:52:50
● 2026-03-24 05:47:10
●A2606:4700:3036::ac43:b9c62026-03-09 → 2026-03-24 · 3 obs
○ 2016-04-21 22:05:24
● 2026-03-09 17:52:50
● 2026-03-24 05:47:10
○A50.63.197.92015-11-02 → 2015-11-02 · 3 obs
● 2015-11-02 21:03:10
○ 2016-04-21 22:05:24
○ 2026-03-24 05:47:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
szirf.comjessica.ns.cloudflare.com, craig.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.192

NS records: jessica.ns.cloudflare.com, craig.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for szirf.com (unsigned zone)

⏱️ Timing

Total: 223ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.88.155, 172.67.185.198
AAAA22606:4700:3031::6815:589b, 2606:4700:3036::ac43:b9c6
NS2craig.ns.cloudflare.com, jessica.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1craig.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

szirf.com resolves to four IP numbers: 2606:4700:3031::6815:589b, 2606:4700:3036::ac43:b9c6, 104.21.88.155 and 172.67.185.198.

Other host names such as b3f5.com, www.outpaws.org, mypocketdoctor.com, www.hhpoker.net and aydsy.com share IPs with szirf.com.

Name Servers

szirf.com is delegated to two name servers: craig.ns.cloudflare.com and jessica.ns.cloudflare.com.

szirf.com shares the same name server setup as gxlft.com, wzmyjs.com, cqjzwl.com, (0x73686974)uip.com and hfknt.com.

szirf.com at least partially shares name servers with other domains, for instance fixing-food.com, embracingthegoodlife.com, s7h1jgovhx.cc, romfracht.com and negativeseoexpert.com.

These name servers are commonly used together with cash.ns.cloudflare.com, kim.ns.cloudflare.com and saanvi.ns.cloudflare.com.

Host names with six IP numbers:

craig.ns.cloudflare.com points to 2606:4700:58::a29f:2cc0, 2803:f800:50::6ca2:c3c0, 2a06:98c1:50::ac40:23c0, 108.162.195.192, 162.159.44.192 and 172.64.35.192.

jessica.ns.cloudflare.com points to 2606:4700:50::adf5:3aab, 2803:f800:50::6ca2:c0ab, 2a06:98c1:50::ac40:20ab, 108.162.192.171, 172.64.32.171 and 173.245.58.171.