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CIDR
/23 · 512 IPs
ASN
firstcolo GmbH
Reverse DNS
firstcolo.net
Last scanned 13 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.

90/100
Trusted
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
firstcolo.net
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
360 s
Reverse DNS last checked
2026-07-18 15:37 UTC
Forward DNS last checked
2026-07-18 15:37 UTC

Forward DNS records for firstcolo.net

TypeValuePriorityTTL
A 212.224.84.56 172800s
AAAA 2a01:7e0:fc:1:212:224:84:56 300s
MX pmg01.first-colo.net 10
MX pmg02.first-colo.net 20
NS ns01.first-colo.net
NS ns02.first-colo.net
TXT 1mpypcgbvn0yzm9q8r1gbz5vw81xcryp
TXT 1vnvmjmr9wwpn3y6c3cz21nl7n4bbs69
TXT 2w56n3sb6c8jjtwc93hz17pd8snth8n9
TXT 37ryy8lmzhdwp329f25v7g8ygdqpdv0m
TXT 6dbp62w5pqd36238vrx674pmpj7f2h8c
TXT MS=ms41149736
TXT MS=ms44547105
TXT _4snw9r2kc05oj8z35b83pxgpe6m82t5
TXT _4ujgy4d3jsvv85yzxgx1yonzmw1ajb6
TXT _5jkbfvu697o31wdewpty0nxqchcq5gf
TXT _82fo2o7s82gtwxf3edg9ycl2528uv54
TXT _giq36o7rtrcb54dap7dis2xy4j0l4ff
TXT _gr71mfgpig9auvdm7d28dr66bs9gm28
TXT _q1rcftslw9v9zoaxuql7v8tch7gk9py
TXT _viryv84ajx8l04ocfvwerzv2moolkvh
TXT _xkssni0dgviucicd5bkh0pdzdgrdyd6
TXT _y9ltggzb4quiyg08mm6mezpg9ci1rjk
TXT adobe-idp-site-verification=104ff019f38f9a91f8846120df054e6c9cbf8c0f6f722458fcc3fe0db36dfd86
TXT apple-domain-verification=YQNPavhrm4dwowpZ
TXT apple-domain-verification=pw82Dzyby1tHoCi6
TXT atlassian-domain-verification=raFp146JYr0MI5F8Wt4Xm4rkwu1dSMJ6v6CJdbaAN5d8hs4rYnKAeQ54Y3dw8OUN
TXT bw=3evRKz7oUgNwr7BkmOlMbefM6t1iaFbSowfdNncREZSd
TXT bw=fXgxk8f14mFKv0BlzU6CjeV66cnhrYPAlP3pkq25gFJQ
TXT bw=nQEw5hTENqRKOrbKxmfdHhRSkT5i5KZ9XfQh9ojFTK5S
TXT google-site-verification=HBa1BepW0p_bhtI5gW9VId2w37-pWuc28InwHyxkSzw
TXT hibp-verify=dweb_kzosmr9ccec92k0ixcicw3ue
TXT hibp-verify=dweb_rf009pn23wfbhqkfxlp859m6
TXT hibp-verify=dweb_u357ied72n78mpyt3r0wbcr2
TXT hubspot-domain-verification=YjE3ODI1MDItYTU3Yi00NzI1LTk1MzMtMGI2YjA1NjVjMjhj
TXT linkedin-site-verification=b5b7e137-3d0e-4d85-96b8-6ffe8164b1f7
TXT n3j8gx426x9nwq6p9qhd86gxrhf3ddxq
TXT rghfmrn36p42xr7f3zjyfyt60x7g3xwv
TXT s9gdnrjhdg5mtrmqlmykhlvcjcsh2rw1
TXT vkjfgd71bjf2t1l09rhvg6wptzh7wzsd
TXT xsggsxhrqzrghbh4kkm3g98dzs4y0j01
TXT ytm6907dx94y49lx1zts8x38ckmstw26
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 212.224.84.56

CIDR range
212.224.84.0/23
IP range (int)
3,571,471,360 — 3,571,471,871
Prefix length
/23
Organization
firstcolo GmbH
ASN
AS44066
ASN name
firstcolo GmbH
Location
Neu-Isenburg, Hesse, Germany
Coordinates
50.059600, 8.686200
Accuracy radius
10 km
Postal code
63263
Regional Internet Registry
RIPE
Allocated
2007-11-05
Data source(s)
maxmind_asn, ipinfo_lite, maxmind_city, maxmind_country
Last updated
2026-07-01 06:22:54

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

Announced prefix
Origin AS
Announcement samples
4,933
Last seen
2026-07-19 04:39:19

Frequently Asked Questions

Who owns 212.224.84.56?

212.224.84.56 is allocated to firstcolo GmbH (AS44066), registered in Neu-Isenburg, Germany.

Where is 212.224.84.56 located?

The geolocation for 212.224.84.56 maps to Neu-Isenburg, Germany 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 212.224.84.56 on?

212.224.84.56 belongs to the 212.224.84.0/23 network block announced by AS44066. This range contains 512 addresses.

Does 212.224.84.56 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: 2026-07-19 04:57:58 UTC
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