ext-offer.com - robtex.com

ext-offer.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:9489🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:b4c🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.11.76Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.148.137🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmartha.ns.cloudflare.com ⭐
A2606:4700:50::a29f:268e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmartha.ns.cloudflare.com
A2803:f800:50::6ca2:c28e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmartha.ns.cloudflare.com
A2a06:98c1:50::ac40:228e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmartha.ns.cloudflare.com
A108.162.194.142🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmartha.ns.cloudflare.com
A162.159.38.142Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmartha.ns.cloudflare.com
A172.64.34.142🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmartha.ns.cloudflare.com
NSrocco.ns.cloudflare.com
A2606:4700:58::a29f:2c79🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocco.ns.cloudflare.com
A2803:f800:50::6ca2:c379🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrocco.ns.cloudflare.com
A2a06:98c1:50::ac40:2379🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrocco.ns.cloudflare.com
A108.162.195.121🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocco.ns.cloudflare.com
A162.159.44.121Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocco.ns.cloudflare.com
A172.64.35.121🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocco.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.11.76, 172.67.148.137
IPv6 hints2606:4700:3032::ac43:9489, 2606:4700:3037::6815:b4c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=223, name=cloudflare-ech.com
SOAmartha.ns.cloudflare.comdns@cloudflare.com serial=2408747477

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=1785630157
⚠️ On DNS blocklist: multi, pro, pro.plus, tif, ultimate

Subdomains

www.ext-offer.com

Same first word

ext-offer.com

DNS History

7 records (6 active, 1 former)

NSmartha.ns.cloudflare.comrocco.ns.cloudflare.comA104.21.11.76172.67.148.1372606:4700:3032::ac43:94892606:4700:3037::6815:b4c2606:4700:3035::6815:b4c
●NSmartha.ns.cloudflare.com2026-05-11 → 2026-08-02 · 2 obs
● 2026-05-11 19:40:14
● 2026-08-02 00:43:50
●NSrocco.ns.cloudflare.com2026-05-11 → 2026-08-02 · 2 obs
● 2026-05-11 19:40:14
● 2026-08-02 00:43:50
●A104.21.11.762026-05-11 → 2026-08-02 · 2 obs
● 2026-05-11 19:40:14
● 2026-08-02 00:43:50
●A172.67.148.1372026-05-11 → 2026-08-02 · 2 obs
● 2026-05-11 19:40:14
● 2026-08-02 00:43:50
●A2606:4700:3032::ac43:94892026-05-11 → 2026-08-02 · 2 obs
● 2026-05-11 19:40:14
● 2026-08-02 00:43:50
○A2606:4700:3035::6815:b4c2026-05-11 → 2026-06-02 · 4 obs
● 2026-05-11 19:40:14
● 2026-06-02 15:45:20
○ 2026-07-09 10:46:46
○ 2026-08-02 00:43:50
●A2606:4700:3037::6815:b4c2026-07-09 → 2026-08-02 · 3 obs
○ 2026-06-02 15:45:20
● 2026-07-09 10:46:46
● 2026-08-02 00:43:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net...-
ext-offer.commartha.ns.cloudflare.com, rocco.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.142

NS records: martha.ns.cloudflare.com, rocco.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ext-offer.com (unsigned zone)

⏱️ Timing

Total: 156ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.11.76, 172.67.148.137
AAAA22606:4700:3032::ac43:9489, 2606:4700:3037::6815:b4c
NS2martha.ns.cloudflare.com, rocco.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1martha.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.ext-offer.com is a subdomain of ext-offer.com.

IP Addresses

ext-offer.com directs to four IP numbers, which are 104.21.11.76, 172.67.148.137, 2606:4700:3032::ac43:9489 and 2606:4700:3037::6815:b4c.

costum-writing.com, broderickslandscape.com, meskwaki.org and two other host names share IP numbers with ext-offer.com.

Name Servers

ext-offer.com is served by two delegated name servers, martha.ns.cloudflare.com and rocco.ns.cloudflare.com.

ext-offer.com uses the same name servers as several other domains — among them equiposgarma.com, calkids.org, biteasy.net and two more.

The name servers of ext-offer.com overlap at least partially with those of other domains — among them waterloo-klimatechnik.ch, pm25china.net, cybjyw.com and two more.

These name servers commonly appear alongside the name servers athena.ns.cloudflare.com and duke.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

martha.ns.cloudflare.com carries IP addresses 108.162.194.142, 162.159.38.142 and 172.64.34.142, with 3 other addresses beyond those.

rocco.ns.cloudflare.com carries IP addresses 108.162.195.121, 162.159.44.121 and 172.64.35.121, with 3 other addresses beyond those.