Why would you want risk your money with a new and unpopular website?
Here is the dormain data
Domain Name: BTCSWAP.ONLINE
Registry Domain ID: D93773198-CNIC
Registrar WHOIS Server: whois.namecheap.com
Registrar URL: https://namecheap.com
Updated Date: 2019-03-22T01:09:52.0Z
Creation Date: 2019-02-15T18:52:01.0Z
Registry Expiry Date: 2020-02-15T23:59:59.0Z
Registrar: Namecheap
Registrar IANA ID: 1068
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registrant Organization: WhoisGuard, Inc.
Registrant State/Province: Panama
Registrant Country: PA
Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Note:
Creation Date was on
2019-02-15Updating Date was on
2019-03-22, Barely a month old.
If I were you, I wouldn't risk using this service
If you want to directly swap BTC, there are much older services like: