NoCall

+34 921 210 408

Risk level: High

Who is this? Spam, telemarketing or a legitimate call? Community reports in Spain.

Number with prefix 921. Review community reports, risk and comments below before answering or blocking. Browse numbers with prefix 921

High
Risk level
Scam
Category
1
Spam reports
18 Mar 2026
Last report

AI Analysis

Limited but indicative information of suspicious activities. The number +34921210408 has been reported by multiple users in Spain for making calls that, according to comments, impersonate the energy service company Iberdrola to carry out scams related to modifying electricity bills. There are also criticisms of disregard for data protection laws and intrusive calling hours.

Likely purpose: To carry out phone scams impersonating Iberdrola to fraudulently modify electricity bills.

Most common user complaints

  • Estafa diciendo que son de Iberdrola
  • Llaman diciendo que son Iberdrola
  • Estafa,dicen que tienen que modificar la factura de la luz
  • Se saltan la ley de protección de datos
  • Llaman en horarios inoportunos
High dangerBlockImpersonation detectedIberdrola (impersonada)EnergyMissed call

AI analysis: 24 Jul 2026

Information based on community reports and automated analysis. It may contain errors or be out of date, and is not legal advice or a verified accusation against the number's owner.

CT

Colt Technology Services

COLT TECHNOLOGY SERVICES, S.A. UNIPERSONAL

Country:
ESSpain
Prefix:
92121
Type:
Landline
Province:
Segovia
Community:
Castilla y León
Assigned since:
12/12/2008

Recent searches

1 this week

Last 7 days

Community comments

5
Anónimo
14 Nov 2022

Se saltan la ley de protección de datos

Anónimo
11 Nov 2022

Yo directamente ni lo cojo, llamando a las 4 y media de la tarde, las normas se las pasan x el forro. Anda y q les den

Anónimo
21 Oct 2022

Estafa,dicen que tienen que modificar la factura de la luz

Anónimo
2 Sept 2022

Llaman diciendo que son Iberdrola

Anónimo
11 Aug 2022

Estafa diciendo que son de iberdrola

Report this number

What happened?

Spam numbers with prefix 92121

See all with prefix 921

Related numbers with prefix 92121

See all with prefix 921

Signal summary for +34 921 210 408

+34 921 210 408 belongs to the 921 prefix and is classified as Scam. This page combines 1 approved report and 5 public comments to explain the risk level.

Frequently asked questions

Who calls from +34 921 210 408?
+34 921 210 408 is a phone number with the 921 prefix in Spain. It has been reported 1 time by the community as a possible unwanted call. Check the comments to find out who might be behind this call.
Is +34 921 210 408 a spam number?
According to the community, +34 921 210 408 has 1 report, which suggests it is likely spam. Check the risk score and comments for details.
Is it safe to call +34 921 210 408 back?
If you don't recognise the number and it has negative reports, it's best not to call +34 921 210 408 back. Avoid sharing personal or banking details with unknown numbers.
How can I block +34 921 210 408?
On iPhone, go to Recents in the Phone app, tap the (i) next to the number and choose 'Block this Caller'. On Android, long-press the number in your call history and select 'Block number'. You can also use the NoCall app to automatically block calls like +34 921 210 408.
Where can I report a suspicious call?
You can report +34 921 210 408 directly on this page using the report button. Your contribution helps other users identify unwanted calls.