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CIDR
/18 · 16.4K IPs
ASN
Servers Tech Fzco
Reverse DNS
cloudflare.com
Last scanned 22 hr ago
Blocklisted
Checking…
Scanning blocklists

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

81/100
Trusted
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
cloudflare.com
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
600 s
Reverse DNS last checked
2026-08-23 11:39 UTC
Forward DNS last checked
2026-08-23 11:39 UTC

Forward DNS records for cloudflare.com

TypeValuePriorityTTL
A 104.16.132.229 300s
A 104.16.133.229 300s
AAAA 2606:4700::6810:84e5 300s
AAAA 2606:4700::6810:85e5 300s
MX mxa-canary.global.inbound.cf-emailsecurity.net 5
MX mxa.global.inbound.cf-emailsecurity.net 10
MX mxb-canary.global.inbound.cf-emailsecurity.net 5
MX mxb.global.inbound.cf-emailsecurity.net 10
NS ns3.cloudflare.com
NS ns4.cloudflare.com
NS ns5.cloudflare.com
NS ns6.cloudflare.com
NS ns7.cloudflare.com
TXT DirectFedAuthUrl=https://cloudflare-security.cloudflareaccess.com/cdn-cgi/access/sso/saml/dba6756ad312fc13c45f705cf7f5e87f4d658be016c41f950329aa4085b3abc1
TXT DirectFedAuthUrl=https://cloudflare-security.cloudflareaccess.com/cdn-cgi/access/sso/saml/ebec933773c69c93420d13e6776adb8c4a190f6281f9d132bcebd7dcb0967bdd
TXT MS=ms70274184
TXT ZOOM_verify_7LFBvOO9SIigypFG2xRlMA
TXT _neqmkgaq1lq9it5s8qmetrhbnu121wb
TXT _saml-domain-challenge.2dc00405-79cd-457b-b288-a119c6f0c7b7.71996d53-d178-4ba9-bef4-7f7e46edab74.cloudflare.com=1c8736fd-84b2-4197-985f-3fb2852f2457
TXT _wkjc0fot0d7qrvrdt78bxkj2e2o67d2
TXT apple-domain-verification=DNnWJoArJobFJKhJ
TXT asv=894f6d1f9f83bcf44e4b1bc40bc1c4aa
TXT atlassian-domain-verification=WxxKyN9aLnjEsoOjUYI6T0bb5vcqmKzaIkC9Rx2QkNb751G3LL/cus8/ZDOgh8xB
TXT canva-site-verification=oOyaVnHC-OiFoR1BPvetNA
TXT cisco-ci-domain-verification=27e926884619804ef987ae4aa1c4168f6b152ada84f4c8bfc74eb2bd2912ad72
TXT creatopy-domain-verification=97d2ca50-9b6f-4a21-9bdb-fbb630e4cec7
TXT databank-domain-verification-hkehd2=fzgu4kmbZwMoW99zENgO4u8NL
TXT docker-verification=c578e21c-34fb-4474-9b90-d55ee4cba10c
TXT drift-domain-verification=f037808a26ae8b25bc13b1f1f2b4c3e0f78c03e67f24cefdd4ec520efa8e719f
TXT facebook-domain-verification=h9mm6zopj6p2po54woa16m5bskm6oo
TXT google-site-verification=C7thfNeXVahkVhniiqTI1iSVnElKR_kBBtnEHkeGDlo
TXT google-site-verification=ZdlQZLBBAPkxeFTCM1rpiB_ibtGff_JF5KllNKwDR9I
TXT liveramp-site-verification=EhH1MqgwbndTWl1AN64hOTKz7hc1s80yUpchLbgpfY0
TXT logmein-verification-code=b3433c86-3823-4808-8a7e-58042469f654
TXT miro-verification=bdd7dfa0a49adfb43ad6ddfaf797633246c07356
TXT onetrust-domain-verification=bd5cd08a1e9644799fdb98ed7d60c9cb
TXT status-page-domain-verification=r14frwljwbxs
TXT stripe-verification=5096d01ff2cf194285dd51cae18f24fa9c26dc928cebac3636d462b4c6925623
TXT stripe-verification=bf1a94e6b16ace2502a4a7fff574a25c8a45291054960c883c59be39d1788db9
TXT uber-domain-verification=58086039-150a-42a4-a4be-b4032921aa0f
TXT v=DMARC1; p=reject; pct=100; rua=mailto:a1c47f179bc04efd8ee4dcd4d85dfc65@dmarc-reports.cloudflare.net,mailto:rua@cloudflare.com
TXT v=spf1 ip4:199.15.212.0/22 ip4:173.245.48.0/20 include:_spf.google.com include:spf1.mcsv.net include:spf.mandrillapp.com include:mail.zendesk.com include:stspg-customer.com include:_spf.salesforce.com -all
CAA iodef mailto:tls-abuse@cloudflare.com 0
CAA issue comodoca.com 0
CAA issue digicert.com; cansignhttpexchanges=yes 0
CAA issue letsencrypt.org 0
CAA issue pki.goog; cansignhttpexchanges=yes 0
CAA issue ssl.com 0
CAA issuewild comodoca.com 0
CAA issuewild digicert.com; cansignhttpexchanges=yes 0
CAA issuewild letsencrypt.org 0
CAA issuewild pki.goog; cansignhttpexchanges=yes 0
CAA issuewild ssl.com 0
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Network Allocation for 89.124.121.100

CIDR range
89.124.64.0/18
IP range (int)
1,501,315,072 — 1,501,331,455
Prefix length
/18
Organization
Servers Tech Fzco
ASN
AS216071
ASN name
Servers Tech Fzco
Location
Amsterdam, North Holland, The Netherlands
Coordinates
52.371600, 4.888300
Accuracy radius
20 km
Postal code
1012
Regional Internet Registry
RIPE
Allocated
2006-03-08
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-08-23 05:23:50

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
25,176
Last seen
2026-08-23 19:32:56

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 Country Change NL AE

See the full history for 89.124.64.0/18.

Frequently Asked Questions

Who owns 89.124.121.100?

89.124.121.100 is allocated to Servers Tech Fzco (AS216071), registered in Amsterdam, The Netherlands.

Where is 89.124.121.100 located?

The geolocation for 89.124.121.100 maps to Amsterdam, The Netherlands based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 89.124.121.100 on?

89.124.121.100 belongs to the 89.124.64.0/18 network block announced by AS216071. This range contains 16,384 addresses.

Does 89.124.121.100 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-08-23 11:20:26 UTC
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