IPv4 Address
174.143.95.163
Within
174.143.0.0/16
Reverse DNS
harvard.edu
Last scanned 14 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
- Baseline (neutral) 65
- Long-established allocation (17y) +6
- Not on any threat blocklist +5
- Has a reverse-DNS (PTR) record +5
- Trust score 81 / 100
Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →
DNS records
- Reverse DNS (PTR)
- harvard.edu
- Forward-confirmed (FCrDNS)
- Not checked
- PTR TTL
- 300 s
- Reverse DNS last checked
- 2026-11-07 18:57 UTC
Forward DNS records for harvard.edu
| Type | Value | Priority | TTL |
|---|---|---|---|
| A | 192.0.66.20 | — | 300s |
| MX | mx0a-00171101.pphosted.com | 100 | — |
| MX | mx0b-00171101.pphosted.com | 100 | — |
| NS | a1-171.akam.net | — | — |
| NS | a10-66.akam.net | — | — |
| NS | a11-67.akam.net | — | — |
| NS | a16-64.akam.net | — | — |
| NS | a6-66.akam.net | — | — |
| NS | a7-65.akam.net | — | — |
| TXT | MS=ms35192554 | — | — |
| TXT | Peh2GHoW8uiAzwS9tTZKlGBn9cMq6Y+XUFtrqmLtqFh1WvloPkzGczPsZcSdDfin4hZ7QiL9J7SM8yr7Yyzi8w== | — | — |
| TXT | _51a79b140kb1cu9o67nzuefyhhxthv9 | — | — |
| TXT | _cwe6cxmi9tji7gazwtzipl4onpu23nv | — | — |
| TXT | _hyz89h4dzuordjnlhz6kkyujqcd9smf | — | — |
| TXT | adobe-idp-site-verification=66e813947c764d98330002232f383a68df8ad609065abb9482f3805dd2a1902c | — | — |
| TXT | airtable-verification=8b8110e9283dd87d57b3c5f2f5af2db1 | — | — |
| TXT | airtable-verification=a92cef30671587a4f6deb7951c1c3f1a | — | — |
| TXT | airtable-verification=b25f432db3cbc5bfc481914364b6ce41 | — | — |
| TXT | anthropic-domain-verification-dprfjc=K9LyiFV7zLafnNLNO4lFjyaRx | — | — |
| TXT | anthropic-domain-verification-gy5zhc=zmrGT2kyyc2HlnUn6f0utkQB6 | — | — |
| TXT | atlassian-domain-verification=ASRKBXyOafZgDCRWh1Ylv34hiOSMgAIoNXs8H57rR3aTkuOD5KwJfUN9G3f7Ah/H | — | — |
| TXT | atlassian-domain-verification=OYfkFwspEELRW6A32BsDVWgvdz8/pLBxVcq7s/mHLBVGqRQRG58XA5LRtDAGpfA7 | — | — |
| TXT | atlassian-domain-verification=Z8oUd5brL6/RGUMCkxs4U0P/RyhpiNJEIVx9HXJLr3uqEQ1eDmTnj1eq1ObCgY1i | — | — |
| TXT | brevo-code:30d9f789747b4c124f72dabf24a0a97f | — | — |
| TXT | ciscocidomainverification=41ce9827e3fbbca9ce75d5dbb5a6bc7b089dc4e239c1b56ba828216d1214480 | — | — |
| TXT | cloudflare_dashboard_sso=ef2b950ccd264aba96ddef41e3cf3475 | — | — |
| TXT | fastly-domain-delgation-vdnblsdg768nm-21052021 | — | — |
| TXT | geneious.com:domain-verification=1781B6exIEsRBzJ0KzPtKg | — | — |
| TXT | globalsign-domain-verification=1C94E0FFAAE95796F597427644D90C03 | — | — |
| TXT | globalsign-domain-verification=1DDF777ED1ADF45E5FFAFFAAD6774180 | — | — |
| TXT | globalsign-domain-verification=5A1F4E0081852ECB9015E837384121AD | — | — |
| TXT | globalsign-domain-verification=87677a19ae97bfbeec25ff1510a80420 | — | — |
| TXT | globalsign-domain-verification=9ff12eafbeebb02a0f2b0383aef9d1fa | — | — |
| TXT | globalsign-domain-verification=B8359DCEFBCF837B95E2F82282E4297A | — | — |
| TXT | globalsign-domain-verification=C44DEEAC45AB4DC2B5AD0B9B2E5D5803 | — | — |
| TXT | globalsign-domain-verification=dcc2e5d0d67efc32044ae679c7cf19e6 | — | — |
| TXT | google-site-verification=DZTZhbBaYJ6AO5j-tHFYBdkwryNywFh2gMUeg3SRDSg | — | — |
| TXT | google-site-verification=DzhZyP8pu0M1-RFghfTcSN-9poidboYRNdfn2Rf2hCQ | — | — |
| TXT | google-site-verification=MmfJS0BjLRgcxrlj8kAyNdToKeAmj0fKb-lPOnd5Pmo | — | — |
| TXT | google-site-verification=NEWpTHNZnWRWN3trkIMeFbuPVG3ExwOXUHlC9aJ2sks | — | — |
| TXT | google-site-verification=lY-T8NneGQX1RGXeaoBJjSmT_lx3dLRKDq1xY44ZI5w | — | — |
| TXT | google-site-verification=pWvLuNePLYxAbafZw2a95vnBhvcj12DzM9NulT9ujSY | — | — |
| TXT | google-site-verification=xXWxVElKH8ek_eW45CbAqVSMTQgAqLYUNQUrWpOmkrY | — | — |
| TXT | google-site-verification=xqg8LPF_v_QMEIST789q8xhRDqUEX4_8lQjAvV6YykY | — | — |
| TXT | heroku-domain-verification=1qfmzz9vp3kexf4fr5zuliwvpieih2ffz4gexo7tlh4 | — | — |
| TXT | jAykGnWytyLeBseMa8x2/MBve6/yQqana4yrAc1ROoei7uZHUkM2FU0Xx4qI/rm+kOGdImZdoq0fdodgLEw1dg== | — | — |
| TXT | jamf-site-verification=3o6gdpul8xpeqY0GpAZqxw | — | — |
| TXT | mgverify=45e7fcf3ed36156afa50e8dd90aa36e82af6f11b95e35537b03ecebd434b328a | — | — |
| TXT | openai-domain-verification=dv-5z82SztO32q9YBNgFooNBz5v | — | — |
| TXT | openai-domain-verification=dv-e8vYSnmmPbWxpNte1iIKgvOO | — | — |
| TXT | pardot378242=7001579db574e062735763ba81b54da111abc31facf16bbfa653ab6b8a770988 | — | — |
| TXT | pardot679353=3cc5e124c5020a1e160f01981f45be33a467a1c802711e0e5654184ef56d18c9 | — | — |
| TXT | pardot679353=f93ea3588d69483bf48dbf587511f51d43ddadaae52b8bac6856c8428559a06d | — | — |
| TXT | pardot962443=9098884472c5cb29a2e20700b41411cb4aa5ebcf340360e71b2cd8464d8864b6 | — | — |
| TXT | pardot_378242_*=8b485d5cd9114869cff8f307da5fa9287434ebec11621d88c07ce97a7fee06e0 | — | — |
| TXT | smartsheet-site-validation=jfLh_IkQNJXuKKpTn7RydwiiaAOLy4CR | — | — |
| TXT | status-page-domain-verification=b4j4g69th3vv | — | — |
| TXT | status-page-domain-verification=p83gt91wpxms | — | — |
| TXT | v=DMARC1; p=quarantine; sp=none; pct=100; adkim=r; aspf=r; rua=mailto:dmarc_agg@vali.email | — | — |
| TXT | v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.mailjet.com ~all | — | — |
| TXT | v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all | — | — |
| TXT | xIGeuA0e5B1BOjTE4IBO806ziFX9G1m2dVJ8zO7CMkmKwZ6MEkMXC0P7n5SRCGOdS9jbceH/7gKYgD4h9FBGKA== | — | — |
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.
Domains hosted
as of 2026-11-08 UTC0
issued.live's latest DNS data shows no domain resolving to this IP.
Domain data provided by issued.live — for full details visit https://issued.live/pricing
Network Allocation for 174.143.95.163
- CIDR range
- 174.143.88.0/21
- IP range (int)
- 2,928,629,760 — 2,928,631,807
- Prefix length
- /21
- Organization
- Rackspace Hosting
- ASN
- AS33070
- ASN name
- Rackspace Hosting
- Location
- United States
- Coordinates
- 37.751000, -97.822000
- Accuracy radius
- 1000 km
- Regional Internet Registry
- ARIN
- Allocated
- 2009-01-20
- Data source(s)
- maxmind_asn, maxmind_city, maxmind_country, ipinfo_lite
- Last updated
- 2026-11-07 08:48:06
BGP Routing
Live BGP anomalies →Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.
Announced prefix
Origin AS
Announcement samples
26,463
Last seen
2026-11-08 04:38:54
Frequently Asked Questions
Who owns 174.143.95.163?
174.143.95.163 is allocated to Rackspace Hosting (AS33070), registered in United States.
Where is 174.143.95.163 located?
The geolocation for 174.143.95.163 maps to United States 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 174.143.95.163 on?
174.143.95.163 belongs to the 174.143.88.0/21 network block announced by AS33070. This range contains 2,048 addresses.
Does 174.143.95.163 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: 2026-11-08 08:39:24 UTC
