Security Scan: 554 Nemesis ESMTP Service not available No SM

Summary

API

This view is built from:

Scan result: counts, verdicts, details, IPs, technologies, hashes/api/v1/result/7b8e16fd-b860-48a3-bb3b-a9500aad0e90 Domain and IP registration (RDAP)/api/v1/rdap/7b8e16fd-b860-48a3-bb3b-a9500aad0e90How often this domain was scanned/api/v1/domain/stats/postmaster.1und1.de Scan history for this domain/api/v1/domain/history/postmaster.1und1.de?limit=15

This website contacted 5 IPs in 2 countries across 5 domains to perform 13 HTTP transactions. The main domain is 1und1.de and was registered 9 years ago.

Submitted URL: https://postmaster.1und1.de/en/case?c=r0302&i=ip&v=60.36.185.123&r=1MbkWI-1wpogX2EMI-00gBnY

The Cisco Umbrella rank of the primary domain is #22,543 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 95%

Risk Score

AI analysis skipped: Low-risk scan (score=23) on well-ranked domain #22,543.

Safety Factors (3)

Well-established domain (ranked #22,543)

No forms or interactive credential elements

No IoC, hunting rule, or IDS alerts

Domain age information unavailable

Details

Page Title

554 Nemesis ESMTP Service not available No SMTP service IP address is block listed

Scan Type

public

Favicon Hash

MMH3: 1332075240

MD5: 02754188af3cd6ce8d5d667d9e0c221f

Domain Name Analysis

The domain 'postmaster.1und1.de' uses the German country-code top-level domain (.de) with subdomain 'postmaster'. The registrable portion '1und1' spans 5 characters with 1 vowel and 2 consonants, plus two digits. Word splitting yields three words: 1, und, 1. Median word length comes out to 1 character. No strong language cues emerged from the frequency lists.

Screenshot

IONOS Postmaster English v 554 Nemesis ESMTP Service not available No SMTP service IP address is block listed Reason To reduce spam email reception, we use different blocklists. Your emails have b...

Page Load Overview

0.55s

Total Load Time

206 KB

Total Size

Language Analysis

Primary Language

🇺🇸English

Code: en

Confidence:80%

Script:Latin

Direction:ltr

Detection Details

HTML Lang Attribute:en

Text Length:736 chars

Detector Agreement:100%

Website Classification

Primary Category

unknown0% confidence

Type: dynamic

Method: structural

All Detected Categories

No categories detected

Detected Features

No structural features detected

Domain & IP Information

Requests	IP Address	Location	AS Autonomous System
5	217.72.199.74	Germany	AS8560IONOS SE
2	23.36.156.229Akamai · CDN	Frankfurt am Main, Hesse, Germany	AS16625Akamai Technologies, Inc.
2	23.209.208.242Akamai · CDN	Frankfurt am Main, Hesse, Germany	AS16625Akamai Technologies, Inc.
2	74.208.4.76	United States	AS8560IONOS SE
2	74.208.4.77	United States	AS8560IONOS SE
13	5	-	-